{
  "chapter_info": {
    "chapter_number": "7-8",
    "book_reference": "SBS",
    "completion_criteria": {
      "vocabulary_mastery": 80,
      "quiz_score": 75,
      "games_completed": 5
    }
  },
  "vocabulary": {
    "central": { "user_language": "中心的；中央的", "type": "adjective" },
    "avenue": { "user_language": "大街；林荫道", "type": "noun" },
    "refrigerator": { "user_language": "冰箱", "type": "noun" },
    "closet": { "user_language": "衣柜；壁橱", "type": "noun" },
    "elevator": { "user_language": "电梯", "type": "noun" },
    "building": { "user_language": "建筑物；大楼", "type": "noun" },
    "air conditioner": { "user_language": "空调", "type": "noun" },
    "superintendent": { "user_language": "主管；负责人", "type": "noun" },
    "bus stop": { "user_language": "公交车站", "type": "noun" },
    "jacuzzi": { "user_language": "按摩浴缸", "type": "noun" },
    "machine": { "user_language": "机器；设备", "type": "noun" },
    "two and a half": { "user_language": "两个半", "type": "number" },
    "in the center of": { "user_language": "在……中心", "type": "preposition" },
    "town": { "user_language": "城镇", "type": "noun" },
    "a lot of": { "user_language": "许多", "type": "determiner" },
    "noise": { "user_language": "噪音", "type": "noun" },
    "sidewalks": { "user_language": "人行道", "type": "noun" },
    "all day and all night": { "user_language": "整日整夜", "type": "adverb" },
    "convenient": { "user_language": "便利的", "type": "adjective" },
    "upset": { "user_language": "失望的", "type": "adjective" },
    "shirt": { "user_language": "衬衫", "type": "noun" },
    "coat": { "user_language": "外套、大衣", "type": "noun" },
    "dress": { "user_language": "连衣裙", "type": "noun" },
    "skirt": { "user_language": "短裙", "type": "noun" },
    "blouse": { "user_language": "女式衬衫", "type": "noun" },
    "jacket": { "user_language": "夹克、短外套", "type": "noun" },
    "sweater": { "user_language": "毛衣、针织衫", "type": "noun" },
    "suit": { "user_language": "套装、西装", "type": "noun" },
    "tie": { "user_language": "领带", "type": "noun" },
    "pants": { "user_language": "裤子", "type": "noun" },
    "jeans": { "user_language": "牛仔裤", "type": "noun" },
    "belt": { "user_language": "腰带、皮带", "type": "noun" },
    "hat": { "user_language": "帽子", "type": "noun" },
    "glove": { "user_language": "手套", "type": "noun" },
    "purse": { "user_language": "手提包、女式小包", "type": "noun" },
    "glasses": { "user_language": "眼镜", "type": "noun" },
    "pajamas": { "user_language": "睡衣", "type": "noun" },
    "socks": { "user_language": "袜子", "type": "noun" },
    "shoes": { "user_language": "鞋子", "type": "noun" },
    "bathrobe": { "user_language": "浴袍", "type": "noun" },
    "tee shirt": { "user_language": "T恤", "type": "noun" },
    "scarf": { "user_language": "围巾", "type": "noun" },
    "wallet": { "user_language": "钱包", "type": "noun" },
    "ring": { "user_language": "戒指", "type": "noun" },
    "sandals": { "user_language": "凉鞋", "type": "noun" },
    "throat": { "user_language": "喉咙", "type": "noun" },
    "shoulder": { "user_language": "肩膀", "type": "noun" },
    "chest": { "user_language": "胸部", "type": "noun" },
    "back": { "user_language": "背部", "type": "noun" },
    "arm": { "user_language": "手臂", "type": "noun" },
    "elbow": { "user_language": "肘部", "type": "noun" },
    "wrist": { "user_language": "手腕", "type": "noun" },
    "hip": { "user_language": "髋部", "type": "noun" },
    "thigh": { "user_language": "大腿", "type": "noun" },
    "knee": { "user_language": "膝盖", "type": "noun" },
    "shin": { "user_language": "胫骨", "type": "noun" },
    "ankle": { "user_language": "脚踝", "type": "noun" },
    "cough": { "user_language": "咳嗽", "type": "verb" },
    "sneeze": { "user_language": "打喷嚏", "type": "verb" },
    "wheeze": { "user_language": "喘息", "type": "verb" },
    "feel dizzy": { "user_language": "感到头晕", "type": "verb" },
    "feel nauseous": { "user_language": "感到恶心", "type": "verb" },
    "twist": { "user_language": "扭伤", "type": "verb" },
    "burn": { "user_language": "烧伤", "type": "verb" },
    "hurt": { "user_language": "受伤", "type": "verb" },
    "cut": { "user_language": "割伤", "type": "verb" },
    "sprain": { "user_language": "扭伤", "type": "verb" },
    "dislocate": { "user_language": "脱臼", "type": "verb" },
    "break": { "user_language": "骨折", "type": "verb" },
    "recommend": { "user_language": "推荐", "type": "verb" },
    "suggest": { "user_language": "建议", "type": "verb" },
    "insist": { "user_language": "坚持", "type": "verb" },
    "warn": { "user_language": "警告", "type": "verb" },
    "promise": { "user_language": "承诺", "type": "verb" },
    "apologize": { "user_language": "道歉", "type": "verb" },
    "complain": { "user_language": "抱怨", "type": "verb" },
    "discuss": { "user_language": "讨论", "type": "verb" },
    "argue": { "user_language": "争论", "type": "verb" },
    "disagree": { "user_language": "不同意", "type": "verb" },
    "agree": { "user_language": "同意", "type": "verb" },
    "decide": { "user_language": "决定", "type": "verb" },
    "choose": { "user_language": "选择", "type": "verb" },
    "prefer": { "user_language": "偏爱", "type": "verb" },
    "enjoy": { "user_language": "享受", "type": "verb" },
    "appreciate": { "user_language": "欣赏", "type": "verb" },
    "celebrate": { "user_language": "庆祝", "type": "verb" },
    "congratulate": { "user_language": "祝贺", "type": "verb" },
    "worried": { "user_language": "担心的", "type": "adjective" },
    "concerned": { "user_language": "关心的", "type": "adjective" },
    "anxious": { "user_language": "焦虑的", "type": "adjective" },
    "nervous": { "user_language": "紧张的", "type": "adjective" },
    "excited": { "user_language": "兴奋的", "type": "adjective" },
    "thrilled": { "user_language": "激动的", "type": "adjective" },
    "delighted": { "user_language": "高兴的", "type": "adjective" },
    "pleased": { "user_language": "满意的", "type": "adjective" },
    "satisfied": { "user_language": "满足的", "type": "adjective" },
    "disappointed": { "user_language": "失望的", "type": "adjective" },
    "frustrated": { "user_language": "沮丧的", "type": "adjective" },
    "annoyed": { "user_language": "恼怒的", "type": "adjective" },
    "furious": { "user_language": "愤怒的", "type": "adjective" },
    "exhausted": { "user_language": "筋疲力尽的", "type": "adjective" },
    "overwhelmed": { "user_language": "不知所措的", "type": "adjective" },
    "confused": { "user_language": "困惑的", "type": "adjective" },
    "embarrassed": { "user_language": "尴尬的", "type": "adjective" },
    "proud": { "user_language": "自豪的", "type": "adjective" },
    "jealous": { "user_language": "嫉妒的", "type": "adjective" },
    "guilty": { "user_language": "内疚的", "type": "adjective" },
    "website": { "user_language": "网站", "type": "noun" },
    "password": { "user_language": "密码", "type": "noun" },
    "username": { "user_language": "用户名", "type": "noun" },
    "download": { "user_language": "下载", "type": "verb" },
    "upload": { "user_language": "上传", "type": "verb" },
    "install": { "user_language": "安装", "type": "verb" },
    "update": { "user_language": "更新", "type": "verb" },
    "delete": { "user_language": "删除", "type": "verb" },
    "save": { "user_language": "保存", "type": "verb" },
    "print": { "user_language": "打印", "type": "verb" },
    "scan": { "user_language": "扫描", "type": "verb" },
    "copy": { "user_language": "复制", "type": "verb" },
    "paste": { "user_language": "粘贴", "type": "verb" },
    "search": { "user_language": "搜索", "type": "verb" },
    "browse": { "user_language": "浏览", "type": "verb" },
    "surf": { "user_language": "网上冲浪", "type": "verb" },
    "stream": { "user_language": "流媒体", "type": "verb" },
    "tweet": { "user_language": "发推特", "type": "verb" },
    "post": { "user_language": "发布", "type": "verb" },
    "share": { "user_language": "分享", "type": "verb" },
    "like": { "user_language": "点赞", "type": "verb" },
    "follow": { "user_language": "关注", "type": "verb" },
    "unfollow": { "user_language": "取消关注", "type": "verb" },
    "block": { "user_language": "屏蔽", "type": "verb" },
    "tag": { "user_language": "标记", "type": "verb" }
  },
  "content_structure": {
    "vocabulary_sections": [
      {
        "section_id": "housing",
        "title": "Housing & Living",
        "words": ["central", "avenue", "building", "elevator", "superintendent", "bus stop", "jacuzzi", "machine", "town", "noise", "sidewalks", "convenient"]
      },
      {
        "section_id": "clothing",
        "title": "Clothing & Accessories",
        "words": ["shirt", "coat", "dress", "skirt", "blouse", "jacket", "sweater", "suit", "tie", "pants", "jeans", "belt", "hat", "glove", "purse", "glasses", "pajamas", "socks", "shoes", "bathrobe", "tee shirt", "scarf", "wallet", "ring", "sandals"]
      },
      {
        "section_id": "body",
        "title": "Body Parts & Health",
        "words": ["throat", "shoulder", "chest", "back", "arm", "elbow", "wrist", "hip", "thigh", "knee", "shin", "ankle", "cough", "sneeze", "wheeze", "feel dizzy", "feel nauseous", "twist", "burn", "hurt", "cut", "sprain", "dislocate", "break"]
      },
      {
        "section_id": "emotions",
        "title": "Emotions & Feelings",
        "words": ["upset", "worried", "concerned", "anxious", "nervous", "excited", "thrilled", "delighted", "pleased", "satisfied", "disappointed", "frustrated", "annoyed", "furious", "exhausted", "overwhelmed", "confused", "embarrassed", "proud", "jealous", "guilty"]
      },
      {
        "section_id": "communication",
        "title": "Communication & Actions",
        "words": ["recommend", "suggest", "insist", "warn", "promise", "apologize", "complain", "discuss", "argue", "disagree", "agree", "decide", "choose", "prefer", "enjoy", "appreciate", "celebrate", "congratulate"]
      },
      {
        "section_id": "technology",
        "title": "Technology & Digital",
        "words": ["website", "password", "username", "download", "upload", "install", "update", "delete", "save", "print", "scan", "copy", "paste", "search", "browse", "surf", "stream", "tweet", "post", "share", "like", "follow", "unfollow", "block", "tag"]
      }
    ]
  },
  "assessment": {
    "vocabulary_quizzes": [
      {
        "quiz_id": "housing_basic",
        "section": "housing",
        "difficulty": "beginner",
        "question_count": 12,
        "pass_score": 70
      },
      {
        "quiz_id": "emotions_advanced",
        "section": "emotions",
        "difficulty": "advanced",
        "question_count": 21,
        "pass_score": 80
      }
    ],
    "practical_exercises": [
      {
        "exercise_id": "clothing_conversation",
        "type": "role_play",
        "scenario": "Shopping for clothes",
        "required_vocabulary": ["shirt", "coat", "dress", "suit", "jacket"]
      },
      {
        "exercise_id": "tech_tutorial",
        "type": "guided_practice",
        "scenario": "Using social media",
        "required_vocabulary": ["post", "share", "like", "follow", "tag"]
      }
    ]
  },
  "sentences": [
    {
      "id": "housing_01",
      "text": "The apartment building is in the center of town.",
      "vocabulary_used": ["building", "central", "town"],
      "difficulty": "beginner",
      "audio": "housing_01.mp3"
    },
    {
      "id": "emotions_01",
      "text": "I feel anxious and overwhelmed about the presentation.",
      "vocabulary_used": ["anxious", "overwhelmed"],
      "difficulty": "intermediate",
      "audio": "emotions_01.mp3"
    },
    {
      "id": "tech_01",
      "text": "Don't forget to download the app and create your username.",
      "vocabulary_used": ["download", "username"],
      "difficulty": "intermediate",
      "audio": "tech_01.mp3"
    }
  ]
}