{
  "id": "wte2-3-alphabet-fusion",
  "book_id": "wte2",
  "name": "Wild Animals, Numbers & Alphabet Review",
  "description": "Complete review combining wild animals, numbers 11-20, and full alphabet A-Z",
  "difficulty": "beginner",
  "language": "en-US",
  "chapter_number": "3-review",
  "metadata": {
    "version": "1.0",
    "created": "2025-11-07",
    "updated": "2025-11-07",
    "source": "Welcome to English 2 - Fusion Chapter",
    "target_level": "beginner",
    "estimated_hours": 6,
    "prerequisites": ["wte2-1", "wte2-2"],
    "learning_objectives": [
      "Review all 26 letters of the alphabet (A-Z)",
      "Identify wild animals vocabulary",
      "Count and use numbers 11-20",
      "Use 'There is/There are' for quantity",
      "Ask 'How many... are there?' questions",
      "Describe animals with 'has/have'",
      "Express abilities with 'can/cannot'",
      "Match letters to vocabulary words",
      "Practice phonics and pronunciation"
    ],
    "content_tags": ["alphabet", "animals", "wild-animals", "zoo", "numbers", "counting", "there-is-are", "abilities", "phonics", "review", "fusion"],
    "completion_criteria": {
      "vocabulary_mastery": 80,
      "quiz_score": 75,
      "games_completed": 3
    }
  },
  "letters": {
    "A": [
      { "word": "ax", "translation": "斧头", "type": "noun", "pronunciation": "/æks/" }
    ],
    "B": [
      { "word": "bear", "translation": "熊", "type": "noun", "pronunciation": "/ber/" }
    ],
    "C": [
      { "word": "computer", "translation": "电脑", "type": "noun", "pronunciation": "/kəmˈpjuːtər/" }
    ],
    "D": [
      { "word": "doll", "translation": "玩偶；洋娃娃", "type": "noun", "pronunciation": "/dɑːl/" }
    ],
    "E": [
      { "word": "elbow", "translation": "肘部；手肘", "type": "noun", "pronunciation": "/ˈelboʊ/" }
    ],
    "F": [
      { "word": "fan", "translation": "风扇；扇子", "type": "noun", "pronunciation": "/fæn/" }
    ],
    "G": [
      { "word": "gorilla", "translation": "大猩猩", "type": "noun", "pronunciation": "/ɡəˈrɪlə/" }
    ],
    "H": [
      { "word": "house", "translation": "房子", "type": "noun", "pronunciation": "/haʊs/" }
    ],
    "I": [
      { "word": "insect", "translation": "昆虫", "type": "noun", "pronunciation": "/ˈɪnsekt/" }
    ],
    "J": [
      { "word": "jacket", "translation": "夹克", "type": "noun", "pronunciation": "/ˈdʒækɪt/" }
    ],
    "K": [
      { "word": "kangaroo", "translation": "袋鼠", "type": "noun", "pronunciation": "/ˌkæŋɡəˈruː/" }
    ],
    "L": [
      { "word": "leaf", "translation": "叶子", "type": "noun", "pronunciation": "/liːf/" }
    ],
    "M": [
      { "word": "monkey", "translation": "猴子", "type": "noun", "pronunciation": "/ˈmʌŋki/" }
    ],
    "N": [
      { "word": "nest", "translation": "鸟巢", "type": "noun", "pronunciation": "/nest/" }
    ],
    "O": [
      { "word": "octopus", "translation": "章鱼", "type": "noun", "pronunciation": "/ˈɑːktəpəs/" }
    ],
    "P": [
      { "word": "panda", "translation": "熊猫", "type": "noun", "pronunciation": "/ˈpændə/" }
    ],
    "Q": [
      { "word": "quilt", "translation": "被子", "type": "noun", "pronunciation": "/kwɪlt/" }
    ],
    "R": [
      { "word": "rabbit", "translation": "兔子", "type": "noun", "pronunciation": "/ˈræbɪt/" }
    ],
    "S": [
      { "word": "sun", "translation": "太阳", "type": "noun", "pronunciation": "/sʌn/" }
    ],
    "T": [
      { "word": "turtle", "translation": "乌龟", "type": "noun", "pronunciation": "/ˈtɜːrtl/" }
    ],
    "U": [
      { "word": "umbrella", "translation": "雨伞", "type": "noun", "pronunciation": "/ʌmˈbrelə/" }
    ],
    "V": [
      { "word": "violin", "translation": "小提琴", "type": "noun", "pronunciation": "/ˌvaɪəˈlɪn/" }
    ],
    "W": [
      { "word": "wolf", "translation": "狼", "type": "noun", "pronunciation": "/wʊlf/" }
    ],
    "X": [
      { "word": "fox", "translation": "狐狸", "type": "noun", "pronunciation": "/fɑːks/" }
    ],
    "Y": [
      { "word": "yogurt", "translation": "酸奶", "type": "noun", "pronunciation": "/ˈjoʊɡərt/" }
    ],
    "Z": [
      { "word": "zebra", "translation": "斑马", "type": "noun", "pronunciation": "/ˈziːbrə/" }
    ]
  },
  "vocabulary": {
    "hippo": { "user_language": "河马", "type": "noun", "pronunciation": "/ˈhɪpoʊ/" },
    "elephant": { "user_language": "大象", "type": "noun", "pronunciation": "/ˈelɪfənt/" },
    "lion": { "user_language": "狮子", "type": "noun", "pronunciation": "/ˈlaɪən/" },
    "zebra": { "user_language": "斑马", "type": "noun", "pronunciation": "/ˈziːbrə/" },
    "snake": { "user_language": "蛇", "type": "noun", "pronunciation": "/sneɪk/" },
    "monkey": { "user_language": "猴子", "type": "noun", "pronunciation": "/ˈmʌŋki/" },
    "kangaroo": { "user_language": "袋鼠", "type": "noun", "pronunciation": "/ˌkæŋɡəˈruː/" },
    "panda": { "user_language": "熊猫", "type": "noun", "pronunciation": "/ˈpændə/" },
    "penguin": { "user_language": "企鹅", "type": "noun", "pronunciation": "/ˈpeŋɡwɪn/" },
    "bird": { "user_language": "鸟", "type": "noun", "pronunciation": "/bɜːrd/" },
    "tiger": { "user_language": "老虎", "type": "noun", "pronunciation": "/ˈtaɪɡər/" },
    "ears": { "user_language": "耳朵", "type": "noun", "pronunciation": "/ɪrz/" },
    "nose": { "user_language": "鼻子", "type": "noun", "pronunciation": "/noʊz/" },
    "tail": { "user_language": "尾巴", "type": "noun", "pronunciation": "/teɪl/" },
    "tails": { "user_language": "尾巴（复数）", "type": "noun", "pronunciation": "/teɪlz/" },
    "wings": { "user_language": "翅膀", "type": "noun", "pronunciation": "/wɪŋz/" },
    "big": { "user_language": "大的", "type": "adjective", "pronunciation": "/bɪɡ/" },
    "long": { "user_language": "长的", "type": "adjective", "pronunciation": "/lɔːŋ/" },
    "black": { "user_language": "黑色", "type": "adjective", "pronunciation": "/blæk/" },
    "white": { "user_language": "白色", "type": "adjective", "pronunciation": "/waɪt/" },
    "grey": { "user_language": "灰色", "type": "adjective", "pronunciation": "/ɡreɪ/" },
    "wild": { "user_language": "野生的", "type": "adjective", "pronunciation": "/waɪld/" },
    "jump": { "user_language": "跳", "type": "verb", "pronunciation": "/dʒʌmp/" },
    "climb": { "user_language": "爬", "type": "verb", "pronunciation": "/klaɪm/" },
    "fly": { "user_language": "飞", "type": "verb", "pronunciation": "/flaɪ/" },
    "see": { "user_language": "看见", "type": "verb", "pronunciation": "/siː/" },
    "eleven": { "user_language": "十一", "type": "number", "pronunciation": "/ɪˈlevən/" },
    "twelve": { "user_language": "十二", "type": "number", "pronunciation": "/twelv/" },
    "thirteen": { "user_language": "十三", "type": "number", "pronunciation": "/ˌθɜːrˈtiːn/" },
    "fourteen": { "user_language": "十四", "type": "number", "pronunciation": "/ˌfɔːrˈtiːn/" },
    "fifteen": { "user_language": "十五", "type": "number", "pronunciation": "/ˌfɪfˈtiːn/" },
    "sixteen": { "user_language": "十六", "type": "number", "pronunciation": "/ˌsɪksˈtiːn/" },
    "seventeen": { "user_language": "十七", "type": "number", "pronunciation": "/ˌsevənˈtiːn/" },
    "eighteen": { "user_language": "十八", "type": "number", "pronunciation": "/ˌeɪˈtiːn/" },
    "nineteen": { "user_language": "十九", "type": "number", "pronunciation": "/ˌnaɪnˈtiːn/" },
    "twenty": { "user_language": "二十", "type": "number", "pronunciation": "/ˈtwenti/" },
    "sky": { "user_language": "天空", "type": "noun", "pronunciation": "/skaɪ/" },
    "grass": { "user_language": "草地", "type": "noun", "pronunciation": "/ɡræs/" },
    "tree": { "user_language": "树", "type": "noun", "pronunciation": "/triː/" },
    "water": { "user_language": "水", "type": "noun", "pronunciation": "/ˈwɔːtər/" },
    "zoo": { "user_language": "动物园", "type": "noun", "pronunciation": "/zuː/" },
    "ax": { "user_language": "斧头", "type": "noun", "pronunciation": "/æks/" },
    "bear": { "user_language": "熊", "type": "noun", "pronunciation": "/ber/" },
    "computer": { "user_language": "电脑", "type": "noun", "pronunciation": "/kəmˈpjuːtər/" },
    "doll": { "user_language": "玩偶；洋娃娃", "type": "noun", "pronunciation": "/dɑːl/" },
    "elbow": { "user_language": "肘部；手肘", "type": "noun", "pronunciation": "/ˈelboʊ/" },
    "fan": { "user_language": "风扇；扇子", "type": "noun", "pronunciation": "/fæn/" },
    "gorilla": { "user_language": "大猩猩", "type": "noun", "pronunciation": "/ɡəˈrɪlə/" },
    "house": { "user_language": "房子", "type": "noun", "pronunciation": "/haʊs/" },
    "insect": { "user_language": "昆虫", "type": "noun", "pronunciation": "/ˈɪnsekt/" },
    "jacket": { "user_language": "夹克", "type": "noun", "pronunciation": "/ˈdʒækɪt/" },
    "leaf": { "user_language": "叶子", "type": "noun", "pronunciation": "/liːf/" },
    "nest": { "user_language": "鸟巢", "type": "noun", "pronunciation": "/nest/" },
    "octopus": { "user_language": "章鱼", "type": "noun", "pronunciation": "/ˈɑːktəpəs/" },
    "quilt": { "user_language": "被子", "type": "noun", "pronunciation": "/kwɪlt/" },
    "rabbit": { "user_language": "兔子", "type": "noun", "pronunciation": "/ˈræbɪt/" },
    "sun": { "user_language": "太阳", "type": "noun", "pronunciation": "/sʌn/" },
    "turtle": { "user_language": "乌龟", "type": "noun", "pronunciation": "/ˈtɜːrtl/" },
    "umbrella": { "user_language": "雨伞", "type": "noun", "pronunciation": "/ʌmˈbrelə/" },
    "violin": { "user_language": "小提琴", "type": "noun", "pronunciation": "/ˌvaɪəˈlɪn/" },
    "wolf": { "user_language": "狼", "type": "noun", "pronunciation": "/wʊlf/" },
    "fox": { "user_language": "狐狸", "type": "noun", "pronunciation": "/fɑːks/" },
    "yogurt": { "user_language": "酸奶", "type": "noun", "pronunciation": "/ˈjoʊɡərt/" }
  },
  "phonics": {
    "short_i": {
      "sound": "/ɪ/",
      "words": [
        { "word": "find", "translation": "找到", "pronunciation": "/faɪnd/" },
        { "word": "fifteen", "translation": "十五", "pronunciation": "/ˌfɪfˈtiːn/" }
      ]
    },
    "short_e": {
      "sound": "/e/",
      "words": [
        { "word": "vet", "translation": "兽医", "pronunciation": "/vet/" },
        { "word": "seven", "translation": "七", "pronunciation": "/ˈsevən/" }
      ]
    },
    "short_a": {
      "sound": "/æ/",
      "words": [
        { "word": "ran", "translation": "跑（过去式）", "pronunciation": "/ræn/" },
        { "word": "van", "translation": "货车", "pronunciation": "/væn/" }
      ]
    }
  },
  "phrases": {
    "There is one hippo": { "user_language": "有一只河马", "context": "quantity-singular", "pronunciation": "/ðer ɪz wʌn ˈhɪpoʊ/" },
    "There are twelve snakes": { "user_language": "有十二条蛇", "context": "quantity-plural", "pronunciation": "/ðer ɑːr twelv sneɪks/" },
    "How many hippos are there?": { "user_language": "有多少只河马？", "context": "quantity-question", "pronunciation": "/haʊ ˈmeni ˈhɪpoʊz ɑːr ðer/" },
    "I can see some elephants": { "user_language": "我能看见一些大象", "context": "observation", "pronunciation": "/aɪ kæn siː sʌm ˈelɪfənts/" },
    "I can see a bird in the sky": { "user_language": "我能看见天空中有一只鸟", "context": "observation-location", "pronunciation": "/aɪ kæn siː ə bɜːrd ɪn ðə skaɪ/" },
    "It has big ears": { "user_language": "它有大耳朵", "context": "description-singular", "pronunciation": "/ɪt hæz bɪɡ ɪrz/" },
    "They have long tails": { "user_language": "它们有长尾巴", "context": "description-plural", "pronunciation": "/ðeɪ hæv lɔːŋ teɪlz/" },
    "They can jump": { "user_language": "它们能跳", "context": "ability-affirmative", "pronunciation": "/ðeɪ kæn dʒʌmp/" },
    "They cannot fly": { "user_language": "它们不能飞", "context": "ability-negative", "pronunciation": "/ðeɪ ˈkænɑːt flaɪ/" },
    "A is for ax": { "user_language": "A代表斧头", "context": "alphabet", "pronunciation": "/eɪ ɪz fɔːr æks/" },
    "B is for bear": { "user_language": "B代表熊", "context": "alphabet", "pronunciation": "/biː ɪz fɔːr ber/" },
    "K is for kangaroo": { "user_language": "K代表袋鼠", "context": "alphabet", "pronunciation": "/keɪ ɪz fɔːr ˌkæŋɡəˈruː/" },
    "P is for panda": { "user_language": "P代表熊猫", "context": "alphabet", "pronunciation": "/piː ɪz fɔːr ˈpændə/" },
    "Z is for zebra": { "user_language": "Z代表斑马", "context": "alphabet", "pronunciation": "/ziː ɪz fɔːr ˈziːbrə/" }
  },
  "dialogs": {
    "counting_animals": {
      "title": "Counting Wild Animals",
      "participants": ["Child 1", "Child 2"],
      "lines": [
        { "speaker": "Child 1", "text": "How many hippos are there?", "user_language": "有多少只河马？" },
        { "speaker": "Child 2", "text": "There is one hippo.", "user_language": "有一只河马。" },
        { "speaker": "Child 1", "text": "How many snakes are there?", "user_language": "有多少条蛇？" },
        { "speaker": "Child 2", "text": "There are twelve snakes.", "user_language": "有十二条蛇。" }
      ]
    },
    "animal_abilities": {
      "title": "What Can They Do?",
      "participants": ["Teacher", "Students"],
      "lines": [
        { "speaker": "Teacher", "text": "What can kangaroos do?", "user_language": "袋鼠能做什么？" },
        { "speaker": "Students", "text": "They can jump! They have long tails.", "user_language": "它们能跳！它们有长尾巴。" },
        { "speaker": "Teacher", "text": "Can penguins fly?", "user_language": "企鹅能飞吗？" },
        { "speaker": "Students", "text": "No, they cannot fly.", "user_language": "不，它们不能飞。" }
      ]
    }
  },
  "texts": [
    {
      "title": "Happy Zoo (Medium)",
      "difficulty": "medium",
      "original_language": "There are twelve kangaroos at Happy Zoo. They have long tails. They can jump. There are two pandas. They are black and white. They can climb. There are eight penguins. They have wings. They cannot fly.",
      "user_language": "快乐动物园有十二只袋鼠。它们有长尾巴。它们能跳。有两只熊猫。它们是黑白色的。它们能爬。有八只企鹅。它们有翅膀。它们不能飞。"
    },
    {
      "title": "Animals at the Zoo (Easy)",
      "difficulty": "easy",
      "original_language": "I can see many animals at the zoo. There are three lions. They are big. There are five monkeys. They can climb. There are two zebras. They are black and white. There are six snakes. I can see one hippo. It is grey. There are eleven birds in the sky. How many animals are there? There are many animals at the zoo!",
      "user_language": "我能在动物园看见很多动物。有三只狮子。它们很大。有五只猴子。它们能爬。有两只斑马。它们是黑白色的。有六条蛇。我能看见一只河马。它是灰色的。天空中有十一只鸟。有多少只动物？动物园里有很多动物！",
      "word_count": 62
    },
    {
      "title": "My Trip to Safari Park (Difficult)",
      "difficulty": "difficult",
      "original_language": "Yesterday, I went to Safari Park with my family. It was a wonderful day! We saw many wild animals. First, we saw fourteen elephants on the grass. They have big ears and long noses. They are very grey and beautiful. Then, we saw twelve kangaroos near the trees. They have long tails and they can jump very high! After that, we saw two pandas eating. They are black and white. They can climb trees. We also saw eight penguins near the water. They have wings but they cannot fly. My favorite animals are the monkeys! There are twenty monkeys in the trees. They can climb very well. I can see some birds in the sky too. How many animals did we see? We saw many, many animals! I love Safari Park!",
      "user_language": "昨天，我和家人去了野生动物园。真是美好的一天！我们看到了很多野生动物。首先，我们看到草地上有十四只大象。它们有大耳朵和长鼻子。它们非常灰而且很漂亮。然后，我们在树附近看到十二只袋鼠。它们有长尾巴，能跳得很高！之后，我们看到两只熊猫在吃东西。它们是黑白色的。它们能爬树。我们还看到水边有八只企鹅。它们有翅膀但不能飞。我最喜欢的动物是猴子！树上有二十只猴子。它们能爬得很好。我也能看到天空中有一些鸟。我们看到了多少只动物？我们看到了很多很多动物！我爱野生动物园！",
      "word_count": 145
    },
    {
      "title": "The Alphabet Song",
      "difficulty": "easy",
      "original_language": "A is for ax, B is for bear, C is for computer, D is for doll. E is for elbow, F is for fan, G is for gorilla, H is for house. I is for insect, J is for jacket, K is for kangaroo, L is for leaf. M is for monkey, N is for nest, O is for octopus, P is for panda. Q is for quilt, R is for rabbit, S is for sun, T is for turtle. U is for umbrella, V is for violin, W is for wolf, X is for fox. Y is for yogurt, Z is for zebra. Now I know my ABCs!",
      "user_language": "A代表斧头，B代表熊，C代表电脑，D代表玩偶。E代表手肘，F代表扇子，G代表大猩猩，H代表房子。I代表昆虫，J代表夹克，K代表袋鼠，L代表叶子。M代表猴子，N代表鸟巢，O代表章鱼，P代表熊猫。Q代表被子，R代表兔子，S代表太阳，T代表乌龟。U代表雨伞，V代表小提琴，W代表狼，X代表狐狸。Y代表酸奶，Z代表斑马。现在我知道我的ABC了！"
    }
  ],
  "grammar": {
    "there-is-are": {
      "title": "There is / There are",
      "explanation": "Use 'There is' for singular (one) and 'There are' for plural (more than one).",
      "examples": [
        { "english": "There is one hippo.", "translation": "有一只河马。", "explanation": "Use 'There is' with singular nouns" },
        { "english": "There are twelve snakes.", "translation": "有十二条蛇。", "explanation": "Use 'There are' with plural nouns" }
      ]
    },
    "how-many-questions": {
      "title": "How many...? Questions",
      "explanation": "Use 'How many + plural noun + are there?' to ask about quantity.",
      "examples": [
        { "english": "How many hippos are there?", "translation": "有多少只河马？", "explanation": "Question word + many + plural noun + are there" }
      ]
    },
    "can-cannot-abilities": {
      "title": "Can/Cannot for Abilities",
      "explanation": "Use 'can' to say what animals are able to do, and 'cannot' for what they cannot do.",
      "examples": [
        { "english": "They can jump.", "translation": "它们能跳。", "explanation": "Use 'can + base verb' for abilities" },
        { "english": "They cannot fly.", "translation": "它们不能飞。", "explanation": "Use 'cannot + base verb' for inability" }
      ]
    },
    "alphabet-letters": {
      "title": "The English Alphabet",
      "explanation": "The English alphabet has 26 letters from A to Z. Each letter has a name and a sound.",
      "examples": [
        { "english": "A is for ax", "translation": "A代表斧头", "explanation": "Letter A makes the /æ/ sound in 'ax'" },
        { "english": "Z is for zebra", "translation": "Z代表斑马", "explanation": "Letter Z makes the /z/ sound in 'zebra'" }
      ]
    }
  },
  "fillInBlanks": [
    {
      "sentence": "There ___ one hippo",
      "options": ["is", "are", "am", "be"],
      "correctAnswer": "is",
      "explanation": "Use 'is' with singular (one)",
      "grammarFocus": "there-is-are"
    },
    {
      "sentence": "There ___ twelve snakes",
      "options": ["are", "is", "am", "be"],
      "correctAnswer": "are",
      "explanation": "Use 'are' with plural (more than one)",
      "grammarFocus": "there-is-are"
    },
    {
      "sentence": "Kangaroos ___ jump",
      "options": ["can", "cannot", "is", "are"],
      "correctAnswer": "can",
      "explanation": "Use 'can' for ability",
      "grammarFocus": "can-cannot-abilities"
    },
    {
      "sentence": "A is for ___",
      "options": ["ax", "bear", "computer", "doll"],
      "correctAnswer": "ax",
      "explanation": "A is for ax",
      "grammarFocus": "alphabet-letters"
    },
    {
      "sentence": "Z is for ___",
      "options": ["zebra", "yogurt", "wolf", "fox"],
      "correctAnswer": "zebra",
      "explanation": "Z is for zebra",
      "grammarFocus": "alphabet-letters"
    }
  ],
  "corrections": [
    {
      "correct": "There are twelve snakes",
      "incorrect": "There is twelve snakes",
      "explanation": "Use 'are' with plural numbers (more than one)",
      "grammarFocus": "there-is-are"
    },
    {
      "correct": "They can jump",
      "incorrect": "They can jumps",
      "explanation": "Use base verb after 'can' (not -s form)",
      "grammarFocus": "can-cannot-abilities"
    }
  ],
  "exercises": {
    "counting_animals": {
      "type": "counting_practice",
      "instructions": "Count the animals and answer: How many... are there?",
      "items": [
        { "animal": "hippos", "quantity": 1, "answer": "There is one hippo.", "user_language": "河马 - 有一只河马。" },
        { "animal": "snakes", "quantity": 12, "answer": "There are twelve snakes.", "user_language": "蛇 - 有十二条蛇。" },
        { "animal": "elephants", "quantity": 14, "answer": "There are fourteen elephants.", "user_language": "大象 - 有十四只大象。" },
        { "animal": "pandas", "quantity": 2, "answer": "There are two pandas.", "user_language": "熊猫 - 有两只熊猫。" }
      ]
    },
    "alphabet_matching": {
      "type": "matching",
      "instructions": "Match each letter with its word",
      "items": [
        { "letter": "A", "word": "ax", "user_language": "A - 斧头" },
        { "letter": "B", "word": "bear", "user_language": "B - 熊" },
        { "letter": "K", "word": "kangaroo", "user_language": "K - 袋鼠" },
        { "letter": "M", "word": "monkey", "user_language": "M - 猴子" },
        { "letter": "P", "word": "panda", "user_language": "P - 熊猫" },
        { "letter": "Z", "word": "zebra", "user_language": "Z - 斑马" }
      ]
    },
    "animal_abilities": {
      "type": "ability_practice",
      "instructions": "Say what animals can or cannot do",
      "items": [
        { "animal": "kangaroos", "ability": "jump", "can": true, "sentence": "They can jump.", "user_language": "袋鼠能跳" },
        { "animal": "pandas", "ability": "climb", "can": true, "sentence": "They can climb.", "user_language": "熊猫能爬" },
        { "animal": "penguins", "ability": "fly", "can": false, "sentence": "They cannot fly.", "user_language": "企鹅不能飞" }
      ]
    },
    "numbers_practice": {
      "type": "numbers",
      "instructions": "Practice numbers 11-20",
      "items": [
        { "numeral": "11", "word": "eleven", "user_language": "十一" },
        { "numeral": "12", "word": "twelve", "user_language": "十二" },
        { "numeral": "15", "word": "fifteen", "user_language": "十五" },
        { "numeral": "20", "word": "twenty", "user_language": "二十" }
      ]
    }
  },
  "thematic_questions": {
    "counting_how_many": [
      {
        "id": "tq1",
        "question": "How many elephants are there?",
        "question_user_language": "有多少只大象？",
        "tts_enabled": true,
        "example_responses": ["There are fourteen elephants.", "Fourteen elephants."],
        "theme": "counting_how_many"
      }
    ],
    "animal_abilities": [
      {
        "id": "tq2",
        "question": "Can kangaroos jump?",
        "question_user_language": "袋鼠能跳吗？",
        "tts_enabled": true,
        "example_responses": ["Yes, they can jump.", "Yes, they can."],
        "theme": "animal_abilities"
      }
    ],
    "letter_recognition": [
      {
        "id": "tq3",
        "question": "What letter does 'ax' start with?",
        "question_user_language": "'ax' 以什么字母开头？",
        "tts_enabled": true,
        "example_responses": ["It starts with A.", "A."],
        "theme": "letter_recognition"
      },
      {
        "id": "tq4",
        "question": "K is for...?",
        "question_user_language": "K 代表...？",
        "tts_enabled": true,
        "example_responses": ["K is for kangaroo.", "Kangaroo."],
        "theme": "letter_recognition"
      }
    ]
  },
  "statistics": {
    "vocabulary_count": 67,
    "phrases_count": 15,
    "dialogs_count": 2,
    "texts_count": 4,
    "exercises_count": 4,
    "fillInBlanks_count": 5,
    "corrections_count": 2,
    "thematic_questions_count": 4,
    "estimated_completion_time": 6
  }
}
