{
  "id": "sbs-3-10-fusion",
  "book_id": "sbs-fusion",
  "name": "Present Continuous & Simple Present - Questions & Actions",
  "description": "Combined chapters 3 & 10: Master present continuous for ongoing actions and simple present for habits, with questions, negatives, and daily activities",
  "difficulty": "beginner",
  "language": "en-US",
  "chapter_number": "3-10",
  "metadata": {
    "version": "1.0",
    "created": "2025-11-29",
    "updated": "2025-11-29",
    "source": "Side by Side English Learning Series - Fusion Edition",
    "target_level": "beginner",
    "estimated_hours": 34,
    "prerequisites": ["sbs-1", "sbs-2"],
    "learning_objectives": [
      "Master present continuous tense (What are you doing?)",
      "Master simple present tense (What do you do?)",
      "Learn Yes/No questions (Do you...? Does he...?)",
      "Practice negatives (don't/doesn't)",
      "Understand short answers (Yes, I do / No, he doesn't)",
      "Learn days of the week and scheduling",
      "Describe ongoing actions vs. habitual actions",
      "Practice everyday activity vocabulary",
      "Express interests and preferences"
    ],
    "content_tags": ["grammar", "present-continuous", "simple-present", "questions", "negatives", "activities", "habits", "fusion"],
    "completion_criteria": {
      "vocabulary_mastery": 80,
      "quiz_score": 75,
      "games_completed": 5
    }
  },
  "vocabulary": {
    "eating": { "user_language": "吃", "type": "verb-ing", "pronunciation": "/ˈiːtɪŋ/" },
    "drinking": { "user_language": "喝", "type": "verb-ing", "pronunciation": "/ˈdrɪŋkɪŋ/" },
    "cooking": { "user_language": "做饭", "type": "verb-ing", "pronunciation": "/ˈkʊkɪŋ/" },
    "reading": { "user_language": "读，阅读", "type": "verb-ing", "pronunciation": "/ˈriːdɪŋ/" },
    "studying": { "user_language": "学习", "type": "verb-ing", "pronunciation": "/ˈstʌdiɪŋ/" },
    "teaching": { "user_language": "教学", "type": "verb-ing", "pronunciation": "/ˈtiːtʃɪŋ/" },
    "singing": { "user_language": "唱歌", "type": "verb-ing", "pronunciation": "/ˈsɪŋɪŋ/" },
    "sleeping": { "user_language": "睡觉", "type": "verb-ing", "pronunciation": "/ˈsliːpɪŋ/" },
    "swimming": { "user_language": "游泳", "type": "verb-ing", "pronunciation": "/ˈswɪmɪŋ/" },
    "planting": { "user_language": "种植", "type": "verb-ing", "pronunciation": "/ˈplæntɪŋ/" },
    "watching TV": { "user_language": "看电视", "type": "verb-ing phrase", "pronunciation": "/ˈwɑːtʃɪŋ ˌtiːˈviː/" },
    "listening to music": { "user_language": "听音乐", "type": "verb-ing phrase", "pronunciation": "/ˈlɪsənɪŋ tuː ˈmjuːzɪk/" },
    "playing cards": { "user_language": "打牌", "type": "verb-ing phrase", "pronunciation": "/ˈpleɪɪŋ kɑːrdz/" },
    "playing baseball": { "user_language": "打棒球", "type": "verb-ing phrase", "pronunciation": "/ˈpleɪɪŋ ˈbeɪsbɔːl/" },
    "playing the piano": { "user_language": "弹钢琴", "type": "verb-ing phrase", "pronunciation": "/ˈpleɪɪŋ ðə piˈænoʊ/" },
    "playing the guitar": { "user_language": "弹吉他", "type": "verb-ing phrase", "pronunciation": "/ˈpleɪɪŋ ðə ɡɪˈtɑːr/" },
    "Sunday": { "user_language": "星期日", "type": "noun", "pronunciation": "/ˈsʌndeɪ/" },
    "Monday": { "user_language": "星期一", "type": "noun", "pronunciation": "/ˈmʌndeɪ/" },
    "Tuesday": { "user_language": "星期二", "type": "noun", "pronunciation": "/ˈtjuːzdeɪ/" },
    "Wednesday": { "user_language": "星期三", "type": "noun", "pronunciation": "/ˈwenzdeɪ/" },
    "Thursday": { "user_language": "星期四", "type": "noun", "pronunciation": "/ˈθɜːrzdeɪ/" },
    "Friday": { "user_language": "星期五", "type": "noun", "pronunciation": "/ˈfraɪdeɪ/" },
    "Saturday": { "user_language": "星期六", "type": "noun", "pronunciation": "/ˈsætərdeɪ/" },
    "baby-sit": { "user_language": "照看小孩", "type": "verb", "pronunciation": "/ˈbeɪbi sɪt/" },
    "clean": { "user_language": "打扫", "type": "verb", "pronunciation": "/kliːn/" },
    "do yoga": { "user_language": "做瑜伽", "type": "verb phrase", "pronunciation": "/duː ˈjoʊɡə/" },
    "go dancing": { "user_language": "去跳舞", "type": "verb phrase", "pronunciation": "/ɡoʊ ˈdænsɪŋ/" },
    "jog": { "user_language": "慢跑", "type": "verb", "pronunciation": "/dʒɑːɡ/" },
    "play volleyball": { "user_language": "打排球", "type": "verb phrase", "pronunciation": "/pleɪ ˈvɑːlibɔːl/" },
    "ride": { "user_language": "骑；乘坐", "type": "verb", "pronunciation": "/raɪd/" },
    "see a movie": { "user_language": "看电影", "type": "verb phrase", "pronunciation": "/siː ə ˈmuːvi/" },
    "see a play": { "user_language": "看戏剧", "type": "verb phrase", "pronunciation": "/siː ə pleɪ/" },
    "restaurant": { "user_language": "餐厅", "type": "noun", "pronunciation": "/ˈrestrɑːnt/" },
    "breakfast": { "user_language": "早餐", "type": "noun", "pronunciation": "/ˈbrekfəst/" },
    "lunch": { "user_language": "午餐", "type": "noun", "pronunciation": "/lʌntʃ/" },
    "dinner": { "user_language": "晚餐", "type": "noun", "pronunciation": "/ˈdɪnər/" },
    "newspaper": { "user_language": "报纸", "type": "noun", "pronunciation": "/ˈnuːzpeɪpər/" },
    "radio": { "user_language": "收音机", "type": "noun", "pronunciation": "/ˈreɪdioʊ/" },
    "lemonade": { "user_language": "柠檬水", "type": "noun", "pronunciation": "/ˌleməˈneɪd/" },
    "milk": { "user_language": "牛奶", "type": "noun", "pronunciation": "/mɪlk/" },
    "flowers": { "user_language": "花", "type": "noun", "pronunciation": "/ˈflaʊərz/" },
    "cafeteria": { "user_language": "自助餐厅", "type": "noun", "pronunciation": "/ˌkæfəˈtɪriə/" },
    "mathematics": { "user_language": "数学", "type": "noun", "pronunciation": "/ˌmæθəˈmætɪks/" },
    "sun": { "user_language": "太阳", "type": "noun", "pronunciation": "/sʌn/" },
    "birds": { "user_language": "鸟", "type": "noun", "pronunciation": "/bɜːrdz/" },
    "shining": { "user_language": "照耀", "type": "verb-ing", "pronunciation": "/ˈʃaɪnɪŋ/" },
    "beautiful": { "user_language": "美丽的", "type": "adjective", "pronunciation": "/ˈbjuːtəfəl/" },
    "happy": { "user_language": "快乐的", "type": "adjective", "pronunciation": "/ˈhæpi/" },
    "special": { "user_language": "特别的", "type": "adjective", "pronunciation": "/ˈspeʃəl/" },
    "every day": { "user_language": "每天", "type": "adverb phrase", "pronunciation": "/ˈevri deɪ/" },
    "different": { "user_language": "不同的", "type": "adjective", "pronunciation": "/ˈdɪfrənt/" },
    "kind": { "user_language": "种类", "type": "noun", "pronunciation": "/kaɪnd/" },
    "food": { "user_language": "食物", "type": "noun", "pronunciation": "/fuːd/" },
    "American": { "user_language": "美国的；美式的", "type": "adjective", "pronunciation": "/əˈmerɪkən/" },
    "Mexican": { "user_language": "墨西哥的", "type": "adjective", "pronunciation": "/ˈmeksɪkən/" },
    "Greek": { "user_language": "希腊的", "type": "adjective", "pronunciation": "/ɡriːk/" },
    "Italian": { "user_language": "意大利的", "type": "adjective", "pronunciation": "/ɪˈtæljən/" },
    "Japanese": { "user_language": "日本的", "type": "adjective", "pronunciation": "/ˌdʒæpəˈniːz/" },
    "Chinese": { "user_language": "中国的", "type": "adjective", "pronunciation": "/tʃaɪˈniːz/" },
    "Puerto Rican": { "user_language": "波多黎各的", "type": "adjective", "pronunciation": "/ˌpwertə ˈriːkən/" },
    "athletic": { "user_language": "运动的；强健的", "type": "adjective", "pronunciation": "/æθˈletɪk/" },
    "exercise": { "user_language": "锻炼；运动", "type": "noun/verb", "pronunciation": "/ˈeksərsaɪz/" },
    "sport": { "user_language": "体育运动", "type": "noun", "pronunciation": "/spɔːrt/" },
    "play tennis": { "user_language": "打网球", "type": "verb phrase", "pronunciation": "/pleɪ ˈtenɪs/" },
    "swim": { "user_language": "游泳", "type": "verb", "pronunciation": "/swɪm/" },
    "go to a health club": { "user_language": "去健身俱乐部", "type": "verb phrase", "pronunciation": "/ɡoʊ tuː ə helθ klʌb/" },
    "play basketball": { "user_language": "打篮球", "type": "verb phrase", "pronunciation": "/pleɪ ˈbæskɪtbɔːl/" },
    "ride a bike": { "user_language": "骑自行车", "type": "verb phrase", "pronunciation": "/raɪd ə baɪk/" },
    "busy": { "user_language": "忙碌的", "type": "adjective", "pronunciation": "/ˈbɪzi/" },
    "student": { "user_language": "学生", "type": "noun", "pronunciation": "/ˈstuːdənt/" },
    "activity": { "user_language": "活动", "type": "noun", "pronunciation": "/ækˈtɪvəti/" },
    "sing in the choir": { "user_language": "在合唱团唱歌", "type": "verb phrase", "pronunciation": "/sɪŋ ɪn ðə ˈkwaɪər/" },
    "play in the orchestra": { "user_language": "在管弦乐队演奏", "type": "verb phrase", "pronunciation": "/pleɪ ɪn ði ˈɔːrkɪstrə/" },
    "write for the newspaper": { "user_language": "为报纸写文章", "type": "verb phrase", "pronunciation": "/raɪt fɔːr ðə ˈnuːzpeɪpər/" },
    "school newspaper": { "user_language": "校报", "type": "noun phrase", "pronunciation": "/skuːl ˈnuːzpeɪpər/" },
    "neighbors": { "user_language": "邻居", "type": "noun", "pronunciation": "/ˈneɪbərz/" },
    "work at the mall": { "user_language": "在商场工作", "type": "verb phrase", "pronunciation": "/wɜːrk æt ðə mɔːl/" },
    "mall": { "user_language": "购物中心", "type": "noun", "pronunciation": "/mɔːl/" },
    "visit grandparents": { "user_language": "拜访祖父母", "type": "verb phrase", "pronunciation": "/ˈvɪzɪt ˈɡrænˌperənts/" },
    "active": { "user_language": "活跃的", "type": "adjective", "pronunciation": "/ˈæktɪv/" },
    "go to a museum": { "user_language": "去博物馆", "type": "verb phrase", "pronunciation": "/ɡoʊ tuː ə mjuˈziːəm/" },
    "museum": { "user_language": "博物馆", "type": "noun", "pronunciation": "/mjuˈziːəm/" },
    "concert": { "user_language": "音乐会", "type": "noun", "pronunciation": "/ˈkɑːnsərt/" },
    "go to a concert": { "user_language": "去听音乐会", "type": "verb phrase", "pronunciation": "/ɡoʊ tuː ə ˈkɑːnsərt/" },
    "take a lesson": { "user_language": "上课", "type": "verb phrase", "pronunciation": "/teɪk ə ˈlesən/" },
    "karate": { "user_language": "空手道", "type": "noun", "pronunciation": "/kəˈrɑːti/" },
    "weekend": { "user_language": "周末", "type": "noun", "pronunciation": "/ˌwiːkˈend/" },
    "during the week": { "user_language": "在工作日期间", "type": "prepositional phrase", "pronunciation": "/ˈdʊrɪŋ ðə wiːk/" },
    "on the weekend": { "user_language": "在周末", "type": "prepositional phrase", "pronunciation": "/ɑːn ðə ˈwiːkend/" },
    "important": { "user_language": "重要的", "type": "adjective", "pronunciation": "/ɪmˈpɔːrtənt/" },
    "spend time": { "user_language": "花时间", "type": "verb phrase", "pronunciation": "/spend taɪm/" },
    "together": { "user_language": "一起", "type": "adverb", "pronunciation": "/təˈɡeðər/" },
    "post office": { "user_language": "邮局", "type": "noun phrase", "pronunciation": "/poʊst ˈɔːfɪs/" },
    "bank": { "user_language": "银行", "type": "noun", "pronunciation": "/bæŋk/" },
    "go to school": { "user_language": "去上学", "type": "verb phrase", "pronunciation": "/ɡoʊ tuː skuːl/" },
    "stay home": { "user_language": "待在家", "type": "verb phrase", "pronunciation": "/steɪ hoʊm/" },
    "alone": { "user_language": "独自", "type": "adverb", "pronunciation": "/əˈloʊn/" },
    "morning": { "user_language": "早上", "type": "noun", "pronunciation": "/ˈmɔːrnɪŋ/" },
    "afternoon": { "user_language": "下午", "type": "noun", "pronunciation": "/ˌæftərˈnuːn/" },
    "evening": { "user_language": "晚上", "type": "noun", "pronunciation": "/ˈiːvnɪŋ/" },
    "clean the house": { "user_language": "打扫房子", "type": "verb phrase", "pronunciation": "/kliːn ðə haʊs/" },
    "work in the garden": { "user_language": "在花园工作", "type": "verb phrase", "pronunciation": "/wɜːrk ɪn ðə ˈɡɑːrdən/" },
    "garden": { "user_language": "花园", "type": "noun", "pronunciation": "/ˈɡɑːrdən/" },
    "watch videos": { "user_language": "看视频", "type": "verb phrase", "pronunciation": "/wɑːtʊ ˈvɪdioʊz/" },
    "go to church": { "user_language": "去教堂", "type": "verb phrase", "pronunciation": "/ɡoʊ tuː tʃɜːrtʃ/" },
    "church": { "user_language": "教堂", "type": "noun", "pronunciation": "/tʃɜːrtʃ/" },
    "have dinner": { "user_language": "吃晚饭", "type": "verb phrase", "pronunciation": "/hæv ˈdɪnər/" },
    "big dinner": { "user_language": "大餐", "type": "noun phrase", "pronunciation": "/bɪɡ ˈdɪnər/" },
    "play musical instruments": { "user_language": "演奏乐器", "type": "verb phrase", "pronunciation": "/pleɪ ˈmjuːzɪkəl ˈɪnstrəmənts/" },
    "musical instrument": { "user_language": "乐器", "type": "noun phrase", "pronunciation": "/ˈmjuːzɪkəl ˈɪnstrəmənt/" },
    "family": { "user_language": "家庭", "type": "noun", "pronunciation": "/ˈfæməli/" },
    "outgoing": { "user_language": "外向的", "type": "adjective", "pronunciation": "/ˈaʊtɡoʊɪŋ/" },
    "shy": { "user_language": "害羞的", "type": "adjective", "pronunciation": "/ʃaɪ/" },
    "popular": { "user_language": "受欢迎的", "type": "adjective", "pronunciation": "/ˈpɑːpjələr/" },
    "party": { "user_language": "聚会", "type": "noun", "pronunciation": "/ˈpɑːrti/" },
    "go to parties": { "user_language": "去聚会", "type": "verb phrase", "pronunciation": "/ɡoʊ tuː ˈpɑːrtiz/" },
    "often": { "user_language": "经常", "type": "adverb", "pronunciation": "/ˈɔːfən/" },
    "very often": { "user_language": "非常经常", "type": "adverb phrase", "pronunciation": "/ˈveri ˈɔːfən/" },
    "many": { "user_language": "许多", "type": "determiner", "pronunciation": "/ˈmeni/" },
    "comedy": { "user_language": "喜剧", "type": "noun", "pronunciation": "/ˈkɑːmədi/" },
    "drama": { "user_language": "戏剧", "type": "noun", "pronunciation": "/ˈdrɑːmə/" },
    "western": { "user_language": "西部片", "type": "noun", "pronunciation": "/ˈwestərn/" },
    "adventure movie": { "user_language": "冒险电影", "type": "noun phrase", "pronunciation": "/ədˈventʃər ˈmuːvi/" },
    "science fiction": { "user_language": "科幻", "type": "noun phrase", "pronunciation": "/ˈsaɪəns ˈfɪkʃən/" },
    "cartoon": { "user_language": "卡通；动画片", "type": "noun", "pronunciation": "/kɑːrˈtuːn/" },
    "movie star": { "user_language": "电影明星", "type": "noun phrase", "pronunciation": "/ˈmuːvi stɑːr/" },
    "favorite": { "user_language": "最喜欢的", "type": "adjective", "pronunciation": "/ˈfeɪvərɪt/" },
    "novel": { "user_language": "小说", "type": "noun", "pronunciation": "/ˈnɑːvəl/" },
    "poetry": { "user_language": "诗歌", "type": "noun", "pronunciation": "/ˈpoʊətri/" },
    "short story": { "user_language": "短篇小说", "type": "noun phrase", "pronunciation": "/ʃɔːrt ˈstɔːri/" },
    "non-fiction": { "user_language": "非小说类", "type": "noun", "pronunciation": "/nɑːn ˈfɪkʃən/" },
    "biography": { "user_language": "传记", "type": "noun", "pronunciation": "/baɪˈɑːɡrəfi/" },
    "author": { "user_language": "作者", "type": "noun", "pronunciation": "/ˈɔːθər/" },
    "TV program": { "user_language": "电视节目", "type": "noun phrase", "pronunciation": "/tiː viː ˈproʊɡræm/" },
    "game show": { "user_language": "游戏节目", "type": "noun phrase", "pronunciation": "/ɡeɪm ʃoʊ/" },
    "news program": { "user_language": "新闻节目", "type": "noun phrase", "pronunciation": "/nuːz ˈproʊɡræm/" },
    "TV star": { "user_language": "电视明星", "type": "noun phrase", "pronunciation": "/tiː viː stɑːr/" },
    "music": { "user_language": "音乐", "type": "noun", "pronunciation": "/ˈmjuːzɪk/" },
    "classical music": { "user_language": "古典音乐", "type": "noun phrase", "pronunciation": "/ˈklæsɪkəl ˈmjuːzɪk/" },
    "popular music": { "user_language": "流行音乐", "type": "noun phrase", "pronunciation": "/ˈpɑːpjələr ˈmjuːzɪk/" },
    "jazz": { "user_language": "爵士乐", "type": "noun", "pronunciation": "/dʒæz/" },
    "rock music": { "user_language": "摇滚乐", "type": "noun phrase", "pronunciation": "/rɑːk ˈmjuːzɪk/" },
    "country music": { "user_language": "乡村音乐", "type": "noun phrase", "pronunciation": "/ˈkʌntri ˈmjuːzɪk/" },
    "performer": { "user_language": "表演者", "type": "noun", "pronunciation": "/pərˈfɔːrmər/" },
    "football": { "user_language": "足球；橄榄球", "type": "noun", "pronunciation": "/ˈfʊtbɔːl/" },
    "soccer": { "user_language": "足球", "type": "noun", "pronunciation": "/ˈsɑːkər/" },
    "golf": { "user_language": "高尔夫球", "type": "noun", "pronunciation": "/ɡɑːlf/" },
    "hockey": { "user_language": "曲棍球", "type": "noun", "pronunciation": "/ˈhɑːki/" },
    "athlete": { "user_language": "运动员", "type": "noun", "pronunciation": "/ˈæθliːt/" },
    "team": { "user_language": "队；团队", "type": "noun", "pronunciation": "/tiːm/" },
    "violin": { "user_language": "小提琴", "type": "noun", "pronunciation": "/ˌvaɪəˈlɪn/" },
    "clarinet": { "user_language": "单簧管", "type": "noun", "pronunciation": "/ˌklærəˈnet/" },
    "trumpet": { "user_language": "小号", "type": "noun", "pronunciation": "/ˈtrʌmpɪt/" },
    "tennis": { "user_language": "网球", "type": "noun", "pronunciation": "/ˈtenɪs/" },
    "chess": { "user_language": "国际象棋", "type": "noun", "pronunciation": "/tʃes/" },
    "checkers": { "user_language": "跳棋", "type": "noun", "pronunciation": "/ˈtʃekərz/" },
    "nickname": { "user_language": "昵称", "type": "noun", "pronunciation": "/ˈnɪkneɪm/" },
    "title": { "user_language": "称呼", "type": "noun", "pronunciation": "/ˈtaɪtəl/" },
    "keypal": { "user_language": "网友", "type": "noun", "pronunciation": "/ˈkiːpæl/" },
    "computer": { "user_language": "电脑", "type": "noun", "pronunciation": "/kəmˈpjuːtər/" },
    "beach": { "user_language": "海滩", "type": "noun", "pronunciation": "/biːtʃ/" },
    "dog": { "user_language": "狗", "type": "noun", "pronunciation": "/dɔːɡ/" }
  },
  "phrases": {
    "What are you doing?": { "user_language": "你在做什么？", "context": "present-continuous-question", "pronunciation": "/wʌt ɑːr juː ˈduːɪŋ/" },
    "I'm reading": { "user_language": "我在读书", "context": "present-continuous-answer", "pronunciation": "/aɪm ˈriːdɪŋ/" },
    "We're cooking": { "user_language": "我们在做饭", "context": "present-continuous-answer", "pronunciation": "/wɪr ˈkʊkɪŋ/" },
    "They're studying English": { "user_language": "他们在学英语", "context": "present-continuous-answer", "pronunciation": "/ðeɪr ˈstʌdiɪŋ ˈɪŋɡlɪʃ/" },
    "What's Tom doing?": { "user_language": "汤姆在做什么？", "context": "present-continuous-question", "pronunciation": "/wʌts tɑːm ˈduːɪŋ/" },
    "He's eating": { "user_language": "他在吃东西", "context": "present-continuous-answer", "pronunciation": "/hiːz ˈiːtɪŋ/" },
    "She's watching TV": { "user_language": "她在看电视", "context": "present-continuous-answer", "pronunciation": "/ʃiːz ˈwɑːtʃɪŋ ˌtiːˈviː/" },
    "It's sleeping": { "user_language": "它在睡觉", "context": "present-continuous-answer", "pronunciation": "/ɪts ˈsliːpɪŋ/" },
    "What do you do every day?": { "user_language": "你每天做什么？", "context": "simple-present-question", "pronunciation": "/wʌt duː juː duː ˈevri deɪ/" },
    "I work and I read": { "user_language": "我工作和我读书", "context": "simple-present-answer", "pronunciation": "/aɪ wɜːrk ænd aɪ riːd/" },
    "Does he cook?": { "user_language": "他做饭吗？", "context": "yes-no-question", "pronunciation": "/dʌz hiː kʊk/" },
    "Yes, he does": { "user_language": "是的，他做", "context": "affirmative-short-answer", "pronunciation": "/jes hiː dʌz/" },
    "No, he doesn't": { "user_language": "不，他不做", "context": "negative-short-answer", "pronunciation": "/noʊ hiː ˈdʌzənt/" },
    "Do you go to...?": { "user_language": "你去……吗？", "context": "yes-no-question", "pronunciation": "/duː juː ɡoʊ tuː/" },
    "Yes, I do": { "user_language": "是的，我去", "context": "affirmative-short-answer", "pronunciation": "/jes aɪ duː/" },
    "No, I don't": { "user_language": "不，我不去", "context": "negative-short-answer", "pronunciation": "/noʊ aɪ doʊnt/" },
    "Why?": { "user_language": "为什么？", "context": "asking-reason", "pronunciation": "/waɪ/" },
    "Because I like...": { "user_language": "因为我喜欢……", "context": "giving-reason", "pronunciation": "/bɪˈkɔːz aɪ laɪk/" },
    "Why not?": { "user_language": "为什么不？", "context": "asking-reason", "pronunciation": "/waɪ nɑːt/" },
    "Because I don't like...": { "user_language": "因为我不喜欢……", "context": "giving-reason", "pronunciation": "/bɪˈkɔːz aɪ doʊnt laɪk/" },
    "What kind of... do you like?": { "user_language": "你喜欢什么样的……？", "context": "asking-preferences", "pronunciation": "/wʌt kaɪnd əv duː juː laɪk/" },
    "Tell me": { "user_language": "告诉我", "context": "starting-conversation", "pronunciation": "/tel miː/" },
    "Where's Walter?": { "user_language": "沃尔特在哪里？", "context": "location-question", "pronunciation": "/werz ˈwɔːltər/" },
    "He's in the kitchen": { "user_language": "他在厨房", "context": "location-answer", "pronunciation": "/hiːz ɪn ðə ˈkɪtʃɪn/" },
    "What's he doing?": { "user_language": "他在做什么？", "context": "activity-question", "pronunciation": "/wʌts hiː ˈduːɪŋ/" },
    "He's eating breakfast": { "user_language": "他在吃早餐", "context": "activity-answer", "pronunciation": "/hiːz ˈiːtɪŋ ˈbrekfəst/" },
    "The sun is shining": { "user_language": "阳光灿烂", "context": "description", "pronunciation": "/ðə sʌn ɪz ˈʃaɪnɪŋ/" },
    "The birds are singing": { "user_language": "鸟儿在歌唱", "context": "description", "pronunciation": "/ðə bɜːrdz ɑːr ˈsɪŋɪŋ/" },
    "It's a beautiful day": { "user_language": "今天天气真好", "context": "expression", "pronunciation": "/ɪts ə ˈbjuːtəfəl deɪ/" },
    "In the kitchen?": { "user_language": "在厨房？", "context": "checking-understanding", "pronunciation": "/ɪn ðə ˈkɪtʃɪn/" },
    "Right now": { "user_language": "现在，此刻", "context": "time-expression", "pronunciation": "/raɪt naʊ/" },
    "Who's your favorite...?": { "user_language": "你最喜欢的……是谁？", "context": "asking-preferences", "pronunciation": "/huːz jʊr ˈfeɪvərɪt/" }
  },
  "dialogs": {
    "present_continuous_basic": {
      "title": "What Are You Doing? (Present Continuous)",
      "participants": ["Person A", "Person B"],
      "lines": [
        { "speaker": "Person A", "text": "What are you doing?", "user_language": "你在做什么？" },
        { "speaker": "Person B", "text": "I'm reading.", "user_language": "我在读书。" },
        { "speaker": "Person A", "text": "What are you doing?", "user_language": "你们在做什么？" },
        { "speaker": "Person B", "text": "We're cooking.", "user_language": "我们在做饭。" },
        { "speaker": "Person A", "text": "What's Tom doing?", "user_language": "汤姆在做什么？" },
        { "speaker": "Person B", "text": "He's eating breakfast.", "user_language": "他在吃早餐。" }
      ]
    },
    "simple_present_habits": {
      "title": "What Do You Do Every Day? (Simple Present)",
      "participants": ["Person A", "Person B"],
      "lines": [
        { "speaker": "Person A", "text": "What do you do every day?", "user_language": "你每天做什么？" },
        { "speaker": "Person B", "text": "I work and I read the newspaper.", "user_language": "我工作和我读报纸。" },
        { "speaker": "Person A", "text": "What does Jeff do on Monday?", "user_language": "杰夫星期一做什么？" },
        { "speaker": "Person B", "text": "He jogs.", "user_language": "他慢跑。" }
      ]
    },
    "stanley_restaurant": {
      "title": "Stanley's International Restaurant",
      "participants": ["Person A", "Person B"],
      "lines": [
        { "speaker": "Person A", "text": "What kind of food does Stanley cook on Monday?", "user_language": "斯坦利星期一做什么样的食物？" },
        { "speaker": "Person B", "text": "On Monday he cooks Italian food.", "user_language": "星期一他做意大利食物。" },
        { "speaker": "Person A", "text": "Does Stanley cook Greek food on Tuesday?", "user_language": "斯坦利星期二做希腊食物吗？" },
        { "speaker": "Person B", "text": "Yes, he does.", "user_language": "是的，他做。" }
      ]
    },
    "restaurant_preference": {
      "title": "Going to Stanley's Restaurant",
      "participants": ["Person A", "Person B"],
      "lines": [
        { "speaker": "Person A", "text": "Do you go to Stanley's Restaurant on Wednesday?", "user_language": "你星期三去斯坦利餐厅吗？" },
        { "speaker": "Person B", "text": "Yes, I do.", "user_language": "是的，我去。" },
        { "speaker": "Person A", "text": "Why?", "user_language": "为什么？" },
        { "speaker": "Person B", "text": "Because I like Chinese food.", "user_language": "因为我喜欢中国食物。" }
      ]
    },
    "where_and_what": {
      "title": "Where & What (Location + Action)",
      "participants": ["Person A", "Person B"],
      "lines": [
        { "speaker": "Person A", "text": "Where's Walter?", "user_language": "沃尔特在哪里？" },
        { "speaker": "Person B", "text": "He's in the kitchen.", "user_language": "他在厨房。" },
        { "speaker": "Person A", "text": "What's he doing?", "user_language": "他在做什么？" },
        { "speaker": "Person B", "text": "He's eating breakfast.", "user_language": "他在吃早餐。" }
      ]
    },
    "preferences": {
      "title": "What Kind Do You Like?",
      "participants": ["Person A", "Person B"],
      "lines": [
        { "speaker": "Person A", "text": "Tell me, what kind of movies do you like?", "user_language": "告诉我，你喜欢什么样的电影？" },
        { "speaker": "Person B", "text": "I like comedies.", "user_language": "我喜欢喜剧。" },
        { "speaker": "Person A", "text": "Who's your favorite movie star?", "user_language": "你最喜欢的电影明星是谁？" },
        { "speaker": "Person B", "text": "Tim Kelly.", "user_language": "蒂姆·凯利。" }
      ]
    }
  },
  "texts": [
    {
      "title": "In the Park (Present Continuous)",
      "original_language": "The Jones family is in the park today. The sun is shining, and the birds are singing. It's a beautiful day! Mr. Jones is reading the newspaper. Mrs. Jones is listening to the radio. Sally and Patty Jones are studying. And Tommy Jones is playing the guitar. The Jones family is very happy today. It's a beautiful day, and they're in the park.",
      "user_language": "琼斯一家今天在公园里。阳光明媚，鸟儿在歌唱。多么美好的一天！琼斯先生在读报纸。琼斯太太在听收音机。莎莉和帕蒂·琼斯在学习。汤米·琼斯在弹吉他。琼斯一家今天非常快乐。天气真好，他们在公园里。"
    },
    {
      "title": "At Home in the Yard (Present Continuous)",
      "original_language": "The Chen family is at home in the yard today. The sun is shining, and the birds are singing. It's a beautiful day! Mr. Chen is planting flowers. Mrs. Chen is drinking lemonade and reading a book. Emily and Jason Chen are playing with the dog. And Jennifer Chen is sleeping. The Chen family is very happy today. It's a beautiful day, and they're at home in the yard.",
      "user_language": "陈家人今天在家里的院子里。阳光明媚，鸟儿在歌唱。多么美好的一天！陈先生在种花。陈太太在喝柠檬水和读书。艾米丽和杰森·陈在和狗玩。詹妮弗·陈在睡觉。陈家人今天非常快乐。天气真好，他们在家里的院子里。"
    },
    {
      "title": "Stanley's International Restaurant (Simple Present)",
      "original_language": "Stanley's International Restaurant is a very special place. Every day Stanley cooks a different kind of food. On Monday he cooks Italian food. On Tuesday he cooks Greek food. On Wednesday he cooks Chinese food. On Thursday he cooks Puerto Rican food. On Friday he cooks Japanese food. On Saturday he cooks Mexican food. And on Sunday he cooks American food.",
      "user_language": "斯坦利国际餐厅是一个非常特别的地方。每天斯坦利做不同种类的食物。星期一他做意大利食物。星期二他做希腊食物。星期三他做中国食物。星期四他做波多黎各食物。星期五他做日本食物。星期六他做墨西哥食物。星期天他做美式食物。"
    },
    {
      "title": "Jeff - A Very Athletic Person (Simple Present)",
      "original_language": "Jeff is a very athletic person. He does a different kind of exercise or sport every day. On Monday he jogs. On Tuesday he plays tennis. On Wednesday he does yoga. On Thursday he swims. On Friday he goes to a health club. On Saturday he plays basketball. And on Sunday he rides his bike.",
      "user_language": "杰夫是一个非常爱运动的人。他每天做不同种类的锻炼或运动。星期一他慢跑。星期二他打网球。星期三他做瑜伽。星期四他游泳。星期五他去健身俱乐部。星期六他打篮球。星期天他骑自行车。"
    },
    {
      "title": "Julie - A Very Busy Student (Simple Present)",
      "original_language": "Julie is a very busy student. She does a different activity every day. On Monday she sings in the choir. On Tuesday she plays in the orchestra. On Wednesday she writes for the school newspaper. On Thursday she plays volleyball. On Friday she baby-sits for her neighbors. On Saturday she works at the mall. And on Sunday she visits her grandparents.",
      "user_language": "朱莉是一个非常忙碌的学生。她每天做不同的活动。星期一她在合唱团唱歌。星期二她在管弦乐队演奏。星期三她为校报写文章。星期四她打排球。星期五她为邻居照看小孩。星期六她在商场工作。星期天她拜访她的祖父母。"
    },
    {
      "title": "Every Weekend Is Important to the Garcia Family (Simple Present)",
      "original_language": "Every weekend is important to the Garcia family. During the week they don't have very much time together, but they spend a LOT of time together on the weekend. Mr. Garcia works at the post office during the week, but he doesn't work there on the weekend. Mrs. Garcia works at the bank during the week, but she doesn't work there on the weekend. Jennifer and Jonathan Garcia go to school during the week, but they don't go to school on the weekend. And the Garcias' dog, Max, stays home alone during the week, but he doesn't stay home alone on the weekend. On Saturday and Sunday the Garcias spend time together. On Saturday morning they clean the house together. On Saturday afternoon they work in the garden together. And on Saturday evening they watch videos together. On Sunday morning they go to church together. On Sunday afternoon they have a big dinner together. And on Sunday evening they play their musical instruments together. As you can see, every weekend is special to the Garcias. It's their only time together as a family.",
      "user_language": "每个周末对加西亚家庭都很重要。在工作日期间，他们没有很多时间在一起，但他们周末花很多时间在一起。加西亚先生工作日在邮局工作，但周末他不在那里工作。加西亚太太工作日在银行工作，但周末她不在那里工作。詹妮弗和乔纳森·加西亚工作日上学，但周末他们不上学。加西亚家的狗麦克斯工作日独自待在家里，但周末它不独自待在家里。星期六和星期天，加西亚一家一起度过时光。星期六早上他们一起打扫房子。星期六下午他们一起在花园工作。星期六晚上他们一起看视频。星期天早上他们一起去教堂。星期天下午他们一起吃大餐。星期天晚上他们一起演奏乐器。如你所见，每个周末对加西亚一家都很特别。这是他们作为一个家庭在一起的唯一时间。"
    },
    {
      "title": "Alice - A Very Outgoing Person (Simple Present)",
      "original_language": "Alice is a very outgoing person. She spends a lot of time with her friends. She goes to parties, she goes to movies, and she goes to concerts. She's very popular. She also likes sports very much. She plays basketball, she plays baseball, and she plays volleyball. She's very athletic. Alice doesn't stay home alone very often. She doesn't read many books, she doesn't watch TV, and she doesn't listen to music. She's very active. As you can see, Alice is a very outgoing person.",
      "user_language": "爱丽丝是一个非常外向的人。她花很多时间和她的朋友在一起。她去聚会，她看电影，她去听音乐会。她很受欢迎。她也非常喜欢运动。她打篮球，她打棒球，她打排球。她很爱运动。爱丽丝不经常独自待在家里。她不读很多书，她不看电视，她不听音乐。她很活跃。如你所见，爱丽丝是一个非常外向的人。"
    }
  ],
  "grammar": {
    "present-continuous": {
      "title": "Present Continuous Tense (现在进行时)",
      "explanation": "Use present continuous to describe actions happening RIGHT NOW at this moment. Form: am/is/are + verb-ing",
      "examples": [
        {
          "english": "I am eating / I'm eating (right now)",
          "translation": "我正在吃（此刻）",
          "explanation": "Use 'am' with 'I' + verb-ing form for actions happening now"
        },
        {
          "english": "He is sleeping / He's sleeping (at this moment)",
          "translation": "他正在睡觉（此刻）",
          "explanation": "Use 'is' with he/she/it + verb-ing form"
        },
        {
          "english": "We are cooking / We're cooking (right now)",
          "translation": "我们正在做饭（现在）",
          "explanation": "Use 'are' with we/you/they + verb-ing form"
        },
        {
          "english": "What are you doing? - I'm reading.",
          "translation": "你在做什么？- 我在读书。",
          "explanation": "Question form: What + am/is/are + subject + doing?"
        }
      ]
    },
    "simple-present": {
      "title": "Simple Present Tense (一般现在时)",
      "explanation": "Use simple present for HABITS, ROUTINES, and GENERAL FACTS. Form: base verb or verb+s/es",
      "examples": [
        {
          "english": "I work every day. (habit)",
          "translation": "我每天工作。（习惯）",
          "explanation": "Use base form with I/we/you/they for regular habits"
        },
        {
          "english": "He cooks on Monday. (routine)",
          "translation": "他星期一做饭。（常规）",
          "explanation": "Add -s/-es with he/she/it for regular routines"
        },
        {
          "english": "Stanley cooks Italian food on Monday.",
          "translation": "斯坦利星期一做意大利食物。",
          "explanation": "Describes a regular schedule, not happening now"
        }
      ]
    },
    "present-continuous-vs-simple-present": {
      "title": "Present Continuous vs. Simple Present",
      "explanation": "Present Continuous = NOW (temporary). Simple Present = ALWAYS/USUALLY (habitual)",
      "examples": [
        {
          "english": "He's eating breakfast. (NOW - in the kitchen right now)",
          "translation": "他正在吃早餐。（现在 - 此刻在厨房）",
          "explanation": "Present continuous = action happening at this moment"
        },
        {
          "english": "He eats breakfast every day. (HABIT - every morning)",
          "translation": "他每天吃早餐。（习惯 - 每天早上）",
          "explanation": "Simple present = regular habit or routine"
        },
        {
          "english": "I'm reading the newspaper. (NOW - right now)",
          "translation": "我正在读报纸。（现在 - 此刻）",
          "explanation": "Happening at this moment"
        },
        {
          "english": "I read the newspaper every day. (HABIT)",
          "translation": "我每天读报纸。（习惯）",
          "explanation": "Regular routine, not necessarily now"
        }
      ]
    },
    "yes-no-questions-simple-present": {
      "title": "Yes/No Questions - Simple Present",
      "explanation": "Use 'Do' with I/we/you/they. Use 'Does' with he/she/it.",
      "examples": [
        {
          "english": "Do you go to Stanley's Restaurant?",
          "translation": "你去斯坦利餐厅吗？",
          "explanation": "Do + you + base form"
        },
        {
          "english": "Does he cook Italian food?",
          "translation": "他做意大利食物吗？",
          "explanation": "Does + he + base form (not 'cooks')"
        },
        {
          "english": "Do they play cards?",
          "translation": "他们打牌吗？",
          "explanation": "Do + they + base form"
        }
      ]
    },
    "short-answers": {
      "title": "Short Answers",
      "explanation": "Answer Yes/No questions with short answers using do/does or don't/doesn't",
      "examples": [
        {
          "english": "Do you like jazz? - Yes, I do. / No, I don't.",
          "translation": "你喜欢爵士乐吗？- 是的，我喜欢。/ 不，我不喜欢。",
          "explanation": "Use 'do' in short answers with I/we/you/they"
        },
        {
          "english": "Does he jog? - Yes, he does. / No, he doesn't.",
          "translation": "他慢跑吗？- 是的，他跑。/ 不，他不跑。",
          "explanation": "Use 'does' in short answers with he/she/it"
        }
      ]
    },
    "negatives": {
      "title": "Negatives - Simple Present",
      "explanation": "Use 'don't' (do not) with I/we/you/they. Use 'doesn't' (does not) with he/she/it.",
      "examples": [
        {
          "english": "I don't work on the weekend.",
          "translation": "我周末不工作。",
          "explanation": "don't + base form with I/we/you/they"
        },
        {
          "english": "He doesn't cook on Sunday.",
          "translation": "他星期天不做饭。",
          "explanation": "doesn't + base form (not 'cooks') with he/she/it"
        },
        {
          "english": "They don't go to school on Saturday.",
          "translation": "他们星期六不上学。",
          "explanation": "don't + base form with plural subjects"
        }
      ]
    },
    "verb-ing-formation": {
      "title": "Forming -ing Verbs",
      "explanation": "To make the -ing form for present continuous, add -ing to the base verb.",
      "examples": [
        {
          "english": "read → reading",
          "translation": "读 → 正在读",
          "explanation": "Simply add -ing to most verbs"
        },
        {
          "english": "eat → eating, cook → cooking",
          "translation": "吃 → 正在吃，做饭 → 正在做饭",
          "explanation": "For regular verbs, just add -ing"
        },
        {
          "english": "study → studying, play → playing",
          "translation": "学习 → 正在学习，玩 → 正在玩",
          "explanation": "Keep the 'y' and add -ing"
        }
      ]
    }
  },
  "fillInBlanks": [
    {
      "sentence": "What ___ you doing? (now)",
      "options": ["are", "do", "is", "does"],
      "correctAnswer": "are",
      "explanation": "Use 'are' with 'you' in present continuous for actions happening now",
      "grammarFocus": "present-continuous"
    },
    {
      "sentence": "What ___ you do every day? (habit)",
      "options": ["do", "are", "does", "is"],
      "correctAnswer": "do",
      "explanation": "Use 'do' with 'you' in simple present for habits",
      "grammarFocus": "simple-present"
    },
    {
      "sentence": "I ___ reading the newspaper (right now)",
      "options": ["'m", "do", "does", "read"],
      "correctAnswer": "'m",
      "explanation": "Use 'I'm' (I am) in present continuous for now",
      "grammarFocus": "present-continuous"
    },
    {
      "sentence": "I ___ the newspaper every day (habit)",
      "options": ["read", "'m reading", "reads", "am read"],
      "correctAnswer": "read",
      "explanation": "Use base form with 'I' for habits",
      "grammarFocus": "simple-present"
    },
    {
      "sentence": "He's ___ breakfast (now)",
      "options": ["eating", "eat", "eats", "to eat"],
      "correctAnswer": "eating",
      "explanation": "Use verb-ing form after am/is/are for actions happening now",
      "grammarFocus": "present-continuous"
    },
    {
      "sentence": "He ___ breakfast every day (habit)",
      "options": ["eats", "is eating", "eating", "eat"],
      "correctAnswer": "eats",
      "explanation": "Add -s for third person singular in simple present",
      "grammarFocus": "simple-present"
    },
    {
      "sentence": "___ you go to Stanley's Restaurant? (habit)",
      "options": ["Do", "Are", "Does", "Is"],
      "correctAnswer": "Do",
      "explanation": "Use 'Do' with 'you' for simple present questions",
      "grammarFocus": "yes-no-questions-simple-present"
    },
    {
      "sentence": "___ he cook Italian food? (habit)",
      "options": ["Does", "Do", "Is", "Are"],
      "correctAnswer": "Does",
      "explanation": "Use 'Does' with he/she/it for simple present questions",
      "grammarFocus": "yes-no-questions-simple-present"
    },
    {
      "sentence": "Yes, I ___. (short answer)",
      "options": ["do", "am", "does", "is"],
      "correctAnswer": "do",
      "explanation": "Use 'do' in short answers with 'I' for simple present",
      "grammarFocus": "short-answers"
    },
    {
      "sentence": "No, he ___. (short answer)",
      "options": ["doesn't", "'s not", "don't", "isn't"],
      "correctAnswer": "doesn't",
      "explanation": "Use 'doesn't' in negative short answers with 'he'",
      "grammarFocus": "short-answers"
    },
    {
      "sentence": "I ___ work on the weekend. (negative habit)",
      "options": ["don't", "'m not", "doesn't", "isn't"],
      "correctAnswer": "don't",
      "explanation": "Use 'don't' with 'I' for simple present negatives",
      "grammarFocus": "negatives"
    },
    {
      "sentence": "She ___ go to school on Saturday. (negative habit)",
      "options": ["doesn't", "isn't", "don't", "aren't"],
      "correctAnswer": "doesn't",
      "explanation": "Use 'doesn't' with she/he/it for simple present negatives",
      "grammarFocus": "negatives"
    },
    {
      "sentence": "They're ___ English (now)",
      "options": ["studying", "study", "studies", "to study"],
      "correctAnswer": "studying",
      "explanation": "Use verb-ing form with 'are' for present continuous",
      "grammarFocus": "present-continuous"
    },
    {
      "sentence": "The sun ___ shining (now)",
      "options": ["is", "are", "does", "do"],
      "correctAnswer": "is",
      "explanation": "Use 'is' with singular subjects like 'sun'",
      "grammarFocus": "present-continuous"
    },
    {
      "sentence": "Mr. Garcia ___ work on the weekend. (negative habit)",
      "options": ["doesn't", "isn't", "don't", "aren't"],
      "correctAnswer": "doesn't",
      "explanation": "Use 'doesn't' with singular subjects for negatives",
      "grammarFocus": "negatives"
    },
    {
      "sentence": "What are Mary and Fred ___? (now)",
      "options": ["doing", "do", "does", "to do"],
      "correctAnswer": "doing",
      "explanation": "Use 'doing' in What questions with present continuous",
      "grammarFocus": "present-continuous"
    },
    {
      "sentence": "Tommy is playing ___ guitar (now)",
      "options": ["the", "a", "an", "—"],
      "correctAnswer": "the",
      "explanation": "Always use 'the' before musical instruments",
      "grammarFocus": "articles"
    },
    {
      "sentence": "They're playing ___ (now)",
      "options": ["baseball", "the baseball", "a baseball", "an baseball"],
      "correctAnswer": "baseball",
      "explanation": "Don't use 'the' with sports names",
      "grammarFocus": "articles"
    },
    {
      "sentence": "We ___ have much time during the week. (negative habit)",
      "options": ["don't", "aren't", "doesn't", "isn't"],
      "correctAnswer": "don't",
      "explanation": "Use 'don't' with 'we' for simple present negatives",
      "grammarFocus": "negatives"
    },
    {
      "sentence": "___ Julie sing in the choir on Monday? (habit)",
      "options": ["Does", "Is", "Do", "Are"],
      "correctAnswer": "Does",
      "explanation": "Use 'Does' with singular subjects for simple present questions",
      "grammarFocus": "yes-no-questions-simple-present"
    }
  ],
  "corrections": [
    {
      "correct": "What are you doing? (now)",
      "incorrect": "What you doing?",
      "explanation": "Always include am/is/are in present continuous questions",
      "grammarFocus": "present-continuous"
    },
    {
      "correct": "What do you do? (habit)",
      "incorrect": "What you do?",
      "explanation": "Use 'do' to form simple present questions",
      "grammarFocus": "simple-present"
    },
    {
      "correct": "I'm reading (now)",
      "incorrect": "I reading",
      "explanation": "Must include 'am' (I'm) before the -ing verb",
      "grammarFocus": "present-continuous"
    },
    {
      "correct": "I read every day (habit)",
      "incorrect": "I'm read every day",
      "explanation": "Use simple present (not continuous) for habits",
      "grammarFocus": "simple-present"
    },
    {
      "correct": "He's eating breakfast (now)",
      "incorrect": "He eating breakfast",
      "explanation": "Include 'is' (He's) in present continuous",
      "grammarFocus": "present-continuous"
    },
    {
      "correct": "He eats breakfast every day (habit)",
      "incorrect": "He's eating breakfast every day",
      "explanation": "Use simple present (not continuous) for daily habits",
      "grammarFocus": "simple-present"
    },
    {
      "correct": "Does he cook Italian food?",
      "incorrect": "Do he cook Italian food?",
      "explanation": "Use 'Does' with he/she/it, not 'Do'",
      "grammarFocus": "yes-no-questions-simple-present"
    },
    {
      "correct": "Do you like jazz?",
      "incorrect": "Does you like jazz?",
      "explanation": "Use 'Do' with you/I/we/they, not 'Does'",
      "grammarFocus": "yes-no-questions-simple-present"
    },
    {
      "correct": "He doesn't work on Sunday.",
      "incorrect": "He don't work on Sunday.",
      "explanation": "Use 'doesn't' with he/she/it, not 'don't'",
      "grammarFocus": "negatives"
    },
    {
      "correct": "They don't go to school.",
      "incorrect": "They doesn't go to school.",
      "explanation": "Use 'don't' with plural subjects, not 'doesn't'",
      "grammarFocus": "negatives"
    },
    {
      "correct": "She doesn't like American food.",
      "incorrect": "She doesn't likes American food.",
      "explanation": "Use base form after 'doesn't', not -s form",
      "grammarFocus": "negatives"
    },
    {
      "correct": "Does Stanley cook Greek food?",
      "incorrect": "Does Stanley cooks Greek food?",
      "explanation": "Use base form after 'Does', not -s form",
      "grammarFocus": "yes-no-questions-simple-present"
    },
    {
      "correct": "She's watching TV (now)",
      "incorrect": "She's watch TV",
      "explanation": "Use -ing form (watching), not base form (watch) for present continuous",
      "grammarFocus": "present-continuous"
    },
    {
      "correct": "Tommy is playing the guitar",
      "incorrect": "Tommy is playing guitar",
      "explanation": "Always use 'the' before musical instruments",
      "grammarFocus": "articles"
    },
    {
      "correct": "They're playing baseball",
      "incorrect": "They're playing the baseball",
      "explanation": "Don't use 'the' with sports names",
      "grammarFocus": "articles"
    }
  ],
  "exercises": {
    "tense_comparison": {
      "type": "choose_correct_tense",
      "instructions": "Choose present continuous (now) or simple present (habit)",
      "items": [
        {
          "sentence": "I ___ the newspaper right now.",
          "options": ["am reading", "read"],
          "correct": "am reading",
          "user_language": "我现在正在读报纸。",
          "explanation": "Use present continuous for actions happening now"
        },
        {
          "sentence": "I ___ the newspaper every day.",
          "options": ["am reading", "read"],
          "correct": "read",
          "user_language": "我每天读报纸。",
          "explanation": "Use simple present for daily habits"
        },
        {
          "sentence": "He ___ breakfast right now.",
          "options": ["is eating", "eats"],
          "correct": "is eating",
          "user_language": "他现在正在吃早餐。",
          "explanation": "Right now = present continuous"
        },
        {
          "sentence": "He ___ breakfast every morning.",
          "options": ["is eating", "eats"],
          "correct": "eats",
          "user_language": "他每天早上吃早餐。",
          "explanation": "Every morning = simple present habit"
        },
        {
          "sentence": "Stanley ___ Italian food on Mondays.",
          "options": ["is cooking", "cooks"],
          "correct": "cooks",
          "user_language": "斯坦利星期一做意大利食物。",
          "explanation": "Regular schedule = simple present"
        },
        {
          "sentence": "Look! Stanley ___ Italian food now!",
          "options": ["is cooking", "cooks"],
          "correct": "is cooking",
          "user_language": "看！斯坦利现在正在做意大利食物！",
          "explanation": "Look! / Now = present continuous"
        }
      ]
    },
    "do_or_does": {
      "type": "multiple_choice",
      "instructions": "Choose 'Do' or 'Does'",
      "items": [
        {
          "sentence": "___ Mr. Garcia work on the weekend?",
          "correct": "Does",
          "user_language": "加西亚先生周末工作吗？"
        },
        {
          "sentence": "___ Jennifer and Jonathan go to school during the week?",
          "correct": "Do",
          "user_language": "詹妮弗和乔纳森工作日上学吗？"
        },
        {
          "sentence": "When ___ they watch videos?",
          "correct": "do",
          "user_language": "他们什么时候看视频？"
        },
        {
          "sentence": "Where ___ Mrs. Garcia work?",
          "correct": "does",
          "user_language": "加西亚太太在哪里工作？"
        },
        {
          "sentence": "___ you speak Spanish?",
          "correct": "Do",
          "user_language": "你说西班牙语吗？"
        }
      ]
    },
    "dont_or_doesnt": {
      "type": "multiple_choice",
      "instructions": "Choose 'don't' or 'doesn't'",
      "items": [
        {
          "sentence": "Mr. and Mrs. Garcia ___ work on the weekend.",
          "correct": "don't",
          "user_language": "加西亚先生和太太周末不工作。"
        },
        {
          "sentence": "Jennifer ___ work at the bank.",
          "correct": "doesn't",
          "user_language": "詹妮弗不在银行工作。"
        },
        {
          "sentence": "We ___ watch videos during the week.",
          "correct": "don't",
          "user_language": "我们工作日不看视频。"
        },
        {
          "sentence": "My son ___ play a musical instrument.",
          "correct": "doesn't",
          "user_language": "我儿子不演奏乐器。"
        },
        {
          "sentence": "Alice ___ stay home very often.",
          "correct": "doesn't",
          "user_language": "爱丽丝不经常待在家里。"
        }
      ]
    },
    "reading_comprehension": {
      "type": "comprehension_questions",
      "instructions": "Answer questions about the texts",
      "items": [
        {
          "question": "What is Mr. Jones doing in the park? (now)",
          "answer": "He's reading the newspaper",
          "user_language_q": "琼斯先生在公园里做什么？（现在）",
          "user_language_a": "他正在读报纸"
        },
        {
          "question": "What does Stanley cook on Monday? (habit)",
          "answer": "He cooks Italian food",
          "user_language_q": "斯坦利星期一做什么？（习惯）",
          "user_language_a": "他做意大利食物"
        },
        {
          "question": "What is Mr. Chen doing in the yard? (now)",
          "answer": "He's planting flowers",
          "user_language_q": "陈先生在院子里做什么？（现在）",
          "user_language_a": "他正在种花"
        },
        {
          "question": "What does Jeff do on Tuesday? (habit)",
          "answer": "He plays tennis",
          "user_language_q": "杰夫星期二做什么？（习惯）",
          "user_language_a": "他打网球"
        },
        {
          "question": "Does Mr. Garcia work on the weekend?",
          "answer": "No, he doesn't",
          "user_language_q": "加西亚先生周末工作吗？",
          "user_language_a": "不，他不工作"
        },
        {
          "question": "What do the Garcias do on Saturday morning?",
          "answer": "They clean the house together",
          "user_language_q": "加西亚一家星期六早上做什么？",
          "user_language_a": "他们一起打扫房子"
        }
      ]
    },
    "location_and_activity": {
      "type": "conversation_practice",
      "instructions": "Ask and answer: Where is [person]? What's he/she doing?",
      "items": [
        {
          "person": "Walter",
          "location": "kitchen",
          "activity": "eating breakfast",
          "user_language_person": "沃尔特",
          "user_language_location": "厨房",
          "user_language_activity": "吃早餐"
        },
        {
          "person": "Karen",
          "location": "park",
          "activity": "eating lunch",
          "user_language_person": "凯伦",
          "user_language_location": "公园",
          "user_language_activity": "吃午餐"
        },
        {
          "person": "Ms. Johnson",
          "location": "classroom",
          "activity": "teaching mathematics",
          "user_language_person": "约翰逊女士",
          "user_language_location": "教室",
          "user_language_activity": "教数学"
        }
      ]
    }
  },
  "pronunciation": {
    "title": "Reduced 'of' and Contractions",
    "instructions": "In natural speech, 'of' reduces to /ə/ and we use contractions",
    "exercises": [
      {
        "sentence": "What kind of movies do you like?",
        "user_language": "你喜欢什么样的电影？",
        "focus": "kind of",
        "explanation": "'of' reduces to /ə/: 'kind-uh movies'"
      },
      {
        "sentence": "What are you doing?",
        "user_language": "你在做什么？",
        "focus": "are you",
        "explanation": "Blend 'are you' smoothly: /ɑːr juː/"
      },
      {
        "sentence": "He's eating breakfast.",
        "user_language": "他正在吃早餐。",
        "focus": "He's",
        "explanation": "He's = /hiːz/ (contraction of 'he is')"
      },
      {
        "sentence": "She doesn't like it.",
        "user_language": "她不喜欢。",
        "focus": "doesn't",
        "explanation": "doesn't = /ˈdʌzənt/"
      }
    ]
  },
  "cultural_content": {
    "title": "Daily Life and Schedules",
    "sections": [
      {
        "topic": "Family Time in Different Cultures",
        "content": "The Garcia family story represents how many families value weekend time together. In different cultures, family time can look different - some families eat together daily, others gather on weekends, and some cultures have special family day traditions.",
        "user_language": "加西亚家庭的故事代表了许多家庭重视周末共处时光。在不同文化中，家庭时间可能看起来不同——一些家庭每天一起吃饭，其他家庭周末聚会，一些文化有特殊的家庭日传统。"
      },
      {
        "topic": "Work-Life Balance",
        "content": "The contrast between 'during the week' and 'on the weekend' reflects modern work-life balance challenges. Many people work Monday-Friday and use weekends for family, hobbies, and rest.",
        "user_language": "「工作日期间」和「周末」之间的对比反映了现代工作与生活平衡的挑战。许多人星期一到星期五工作，周末用于家庭、爱好和休息。"
      }
    ]
  },
  "thematic_questions": {
    "present_continuous_now": [
      {
        "id": "q1",
        "question": "What are you doing right now?",
        "question_user_language": "你现在在做什么？",
        "tts_enabled": true,
        "example_responses": [
          "I'm reading",
          "I'm studying English",
          "I'm watching TV"
        ],
        "theme": "present_continuous_now"
      },
      {
        "id": "q2",
        "question": "What's Tom doing?",
        "question_user_language": "汤姆在做什么？",
        "tts_enabled": true,
        "example_responses": [
          "He's eating",
          "He's reading the newspaper",
          "He's sleeping"
        ],
        "theme": "present_continuous_now"
      }
    ],
    "simple_present_habits": [
      {
        "id": "q3",
        "question": "What do you do every day?",
        "question_user_language": "你每天做什么？",
        "tts_enabled": true,
        "example_responses": [
          "I work and I read",
          "I study and I cook",
          "I go to school and I play sports"
        ],
        "theme": "simple_present_habits"
      },
      {
        "id": "q4",
        "question": "What do you do on the weekend?",
        "question_user_language": "你周末做什么？",
        "tts_enabled": true,
        "example_responses": [
          "I spend time with my family",
          "I play basketball and see movies",
          "I clean the house and visit friends"
        ],
        "theme": "simple_present_habits"
      },
      {
        "id": "q5",
        "question": "Do you go to restaurants on Monday?",
        "question_user_language": "你星期一去餐厅吗？",
        "tts_enabled": true,
        "example_responses": [
          "Yes, I do",
          "No, I don't",
          "Sometimes I do"
        ],
        "theme": "simple_present_habits"
      }
    ],
    "interests": [
      {
        "id": "q6",
        "question": "What kind of movies do you like?",
        "question_user_language": "你喜欢什么样的电影？",
        "tts_enabled": true,
        "example_responses": [
          "I like comedies",
          "I like science fiction movies",
          "I like adventure movies"
        ],
        "theme": "interests"
      },
      {
        "id": "q7",
        "question": "What kind of music do you like?",
        "question_user_language": "你喜欢什么样的音乐？",
        "tts_enabled": true,
        "example_responses": [
          "I like rock music",
          "I like classical music",
          "I like jazz"
        ],
        "theme": "interests"
      }
    ]
  },
  "statistics": {
    "vocabulary_count": 150,
    "phrases_count": 31,
    "dialogs_count": 6,
    "texts_count": 7,
    "exercises_count": 5,
    "fillInBlanks_count": 20,
    "corrections_count": 15,
    "thematic_questions_count": 7,
    "pronunciation_exercises_count": 4,
    "estimated_completion_time": 34
  }
}
