// === ENGLISH MEDICAL AND SAFETY LESSONS ===
// Lessons 63-64: Doctor visit and prohibition commands with Chinese translation

window.ContentModules = window.ContentModules || {};

window.ContentModules.NCE1Lesson6364 = {
    id: "nce1-lesson63-64",
    name: "NCE1-Lesson63-64",
    description: "English medical dialogue and prohibition commands with modal verbs",
    difficulty: "intermediate",
    language: "en-US",
    userLanguage: "zh-CN",
    totalWords: 120,

    // === GRAMMAR LESSONS SYSTEM ===
    grammar: {
        "modal-must-mustnot": {
            title: "Modal Verbs: Must and Mustn't - 情态动词must和mustn't",
            explanation: "English uses 'must' for strong obligation and 'mustn't' for prohibition.",
            rules: [
                "must + verb - for strong necessity: You must stay in bed",
                "mustn't + verb - for prohibition: You mustn't get up yet",
                "Must + subject + verb? - for questions: Must he stay in bed?",
                "No contraction for positive must, but mustn't = must not"
            ],
            examples: [
                {
                    english: "You must stay in bed.",
                    chinese: "你必须卧床休息。",
                    explanation: "Use 'must' for strong obligation or medical advice",
                    pronunciation: "ju mʌst steɪ ɪn bed"
                },
                {
                    english: "You mustn't get up yet.",
                    chinese: "你还不能起床。",
                    explanation: "Use 'mustn't' for prohibition or things not allowed",
                    pronunciation: "ju mʌsnt get ʌp jet"
                },
                {
                    english: "Must he stay in bed?",
                    chinese: "他必须卧床吗？",
                    explanation: "Use 'Must' at the start for yes/no questions",
                    pronunciation: "mʌst hi steɪ ɪn bed"
                },
                {
                    english: "He mustn't eat rich food.",
                    chinese: "他不能吃油腻食物。",
                    explanation: "Use 'mustn't' for medical restrictions",
                    pronunciation: "hi mʌsnt it rɪtʃ fud"
                },
                {
                    english: "You must keep the room warm.",
                    chinese: "你必须保持房间温暖。",
                    explanation: "Use 'must' for important instructions",
                    pronunciation: "ju mʌst kip ðə rum wɔrm"
                },
                {
                    english: "The boy mustn't go to school yet.",
                    chinese: "这个男孩还不能去上学。",
                    explanation: "Use 'mustn't' for temporary restrictions",
                    pronunciation: "ðə bɔɪ mʌsnt gəʊ tu skul jet"
                }
            ],
            exercises: [
                {
                    type: "fill_blank",
                    sentence: "You _____ stay in bed for two days.",
                    options: ["must", "mustn't", "can", "can't"],
                    correct: "must",
                    explanation: "Use 'must' for medical necessity"
                },
                {
                    type: "fill_blank",
                    sentence: "He _____ eat rich food when he's sick.",
                    options: ["must", "mustn't", "should", "can"],
                    correct: "mustn't",
                    explanation: "Use 'mustn't' for medical restrictions"
                }
            ]
        },

        "imperatives-commands": {
            title: "Imperative Commands - 祈使句",
            explanation: "English uses imperatives to give commands, instructions, or make requests.",
            rules: [
                "Positive commands: Verb + object: Come upstairs",
                "Negative commands: Don't + verb: Don't take medicine",
                "No subject pronoun needed in commands",
                "Use for instructions, warnings, and advice"
            ],
            examples: [
                {
                    english: "Come upstairs.",
                    chinese: "上楼来。",
                    explanation: "Positive command - just use the base verb",
                    pronunciation: "kʌm ʌpstɛrz"
                },
                {
                    english: "Don't take any aspirins.",
                    chinese: "不要吃任何阿司匹林。",
                    explanation: "Negative command - Don't + base verb",
                    pronunciation: "dəʊnt teɪk eni æspɪrɪnz"
                },
                {
                    english: "Don't play with matches.",
                    chinese: "不要玩火柴。",
                    explanation: "Safety warning using negative command",
                    pronunciation: "dəʊnt pleɪ wɪð mætʃɪz"
                },
                {
                    english: "Don't make a noise.",
                    chinese: "不要制造噪音。",
                    explanation: "Polite request using negative command",
                    pronunciation: "dəʊnt meɪk ə nɔɪz"
                },
                {
                    english: "Don't drive so quickly.",
                    chinese: "不要开得这么快。",
                    explanation: "Safety advice using negative command",
                    pronunciation: "dəʊnt draɪv səʊ kwɪkli"
                },
                {
                    english: "Don't break that vase.",
                    chinese: "不要打破那个花瓶。",
                    explanation: "Warning using negative command",
                    pronunciation: "dəʊnt breɪk ðæt vɑːz"
                }
            ],
            exercises: [
                {
                    type: "transformation",
                    instruction: "Make this a negative command:",
                    original: "Take this medicine.",
                    correct: "Don't take this medicine.",
                    explanation: "Add 'Don't' before the verb"
                }
            ]
        },

        "present-simple-questions": {
            title: "Present Simple Questions - 一般现在时疑问句",
            explanation: "English forms questions differently for 'be' verbs and other verbs.",
            rules: [
                "With 'be': Be + subject: How's Jimmy? Where's Mr. Williams?",
                "With other verbs: Do/Does + subject + verb: Does he have a temperature?",
                "Question words come first: How, What, Where, When"
            ],
            examples: [
                {
                    english: "How's Jimmy today?",
                    chinese: "吉米今天怎么样？",
                    explanation: "Question with 'be' verb - How + is contracted",
                    pronunciation: "haʊz dʒɪmi tədeɪ"
                },
                {
                    english: "Where's Mr. Williams?",
                    chinese: "威廉姆斯先生在哪里？",
                    explanation: "Question with 'be' verb - Where + is contracted",
                    pronunciation: "wɛrz mɪstər wɪljəmz"
                },
                {
                    english: "Does he have a temperature?",
                    chinese: "他发烧吗？",
                    explanation: "Question with regular verb - Does + subject + verb",
                    pronunciation: "dʌz hi hæv ə tempərətʃər"
                },
                {
                    english: "Can I see him please?",
                    chinese: "我可以看看他吗？",
                    explanation: "Question with modal verb - Modal + subject + verb",
                    pronunciation: "kæn aɪ si hɪm pliz"
                }
            ],
            exercises: [
                {
                    type: "question_formation",
                    statement: "He has a cold.",
                    correct: "Does he have a cold?",
                    explanation: "Use 'Does' + subject + base verb for questions"
                }
            ]
        }
    },

    vocabulary: {
        "doctor": {
            "user_language": "医生",
            "type": "noun",
            "pronunciation": "dɔktər"
        },
        "better": {
            "user_language": "更好的",
            "type": "adjective",
            "pronunciation": "betər"
        },
        "certainly": {
            "user_language": "当然",
            "type": "adverb",
            "pronunciation": "sɜrtənli"
        },
        "upstairs": {
            "user_language": "楼上",
            "type": "adverb",
            "pronunciation": "ʌpstɛrz"
        },
        "bed": {
            "user_language": "床",
            "type": "noun",
            "pronunciation": "bed"
        },
        "yet": {
            "user_language": "还，仍",
            "type": "adverb",
            "pronunciation": "jet"
        },
        "stay": {
            "user_language": "停留",
            "type": "verb",
            "pronunciation": "steɪ"
        },
        "school": {
            "user_language": "学校",
            "type": "noun",
            "pronunciation": "skul"
        },
        "rich": {
            "user_language": "油腻的",
            "type": "adjective",
            "pronunciation": "rɪtʃ"
        },
        "food": {
            "user_language": "食物",
            "type": "noun",
            "pronunciation": "fud"
        },
        "temperature": {
            "user_language": "体温，发烧",
            "type": "noun",
            "pronunciation": "tempərətʃər"
        },
        "remain": {
            "user_language": "保持，继续",
            "type": "verb",
            "pronunciation": "rɪmeɪn"
        },
        "warm": {
            "user_language": "温暖的",
            "type": "adjective",
            "pronunciation": "wɔrm"
        },
        "cold": {
            "user_language": "感冒",
            "type": "noun",
            "pronunciation": "kəʊld"
        },
        "aspirins": {
            "user_language": "阿司匹林",
            "type": "noun",
            "pronunciation": "æspɪrɪnz"
        },
        "medicine": {
            "user_language": "药",
            "type": "noun",
            "pronunciation": "medɪsən"
        },
        "play": {
            "user_language": "玩",
            "type": "verb",
            "pronunciation": "pleɪ"
        },
        "matches": {
            "user_language": "火柴",
            "type": "noun",
            "pronunciation": "mætʃɪz"
        },
        "talk": {
            "user_language": "谈话",
            "type": "verb",
            "pronunciation": "tɔk"
        },
        "library": {
            "user_language": "图书馆",
            "type": "noun",
            "pronunciation": "laɪbrəri"
        },
        "noise": {
            "user_language": "噪音",
            "type": "noun",
            "pronunciation": "nɔɪz"
        },
        "drive": {
            "user_language": "开车",
            "type": "verb",
            "pronunciation": "draɪv"
        },
        "quickly": {
            "user_language": "快地",
            "type": "adverb",
            "pronunciation": "kwɪkli"
        },
        "lean": {
            "user_language": "探身",
            "type": "verb",
            "pronunciation": "lin"
        },
        "window": {
            "user_language": "窗户",
            "type": "noun",
            "pronunciation": "wɪndəʊ"
        },
        "break": {
            "user_language": "打破",
            "type": "verb",
            "pronunciation": "breɪk"
        },
        "vase": {
            "user_language": "花瓶",
            "type": "noun",
            "pronunciation": "vɑz"
        }
    },

    // === SENTENCES FOR GAMES (extracted from stories) ===
    sentences: [
        {
            english: "How's Jimmy today?",
            chinese: "吉米今天怎么样？",
            prononciation: "haʊz dʒɪmi tədeɪ"
        },
        {
            english: "Better. Thank you, doctor.",
            chinese: "好一些了。谢谢你，医生。",
            prononciation: "betər θæŋk ju dɔktər"
        },
        {
            english: "Can I see him please?",
            chinese: "我可以看看他吗？",
            prononciation: "kæn aɪ si hɪm pliz"
        },
        {
            english: "You must stay in bed.",
            chinese: "你必须卧床休息。",
            prononciation: "ju mʌst steɪ ɪn bed"
        },
        {
            english: "You mustn't get up yet.",
            chinese: "你还不能起床。",
            prononciation: "ju mʌsnt get ʌp jet"
        },
        {
            english: "Don't take any aspirins.",
            chinese: "不要吃任何阿司匹林。",
            prononciation: "dəʊnt teɪk eni æspɪrɪnz"
        },
        {
            english: "Don't play with matches.",
            chinese: "不要玩火柴。",
            prononciation: "dəʊnt pleɪ wɪð mætʃɪz"
        },
        {
            english: "The doctor says Jimmy must rest.",
            chinese: "医生说吉米必须休息。",
            prononciation: "ðə dɔktər sez dʒɪmi mʌst rest"
        },
        {
            english: "He mustn't go outside yet.",
            chinese: "他还不能出门。",
            prononciation: "hi mʌsnt gəʊ aʊtsaɪd jet"
        },
        {
            english: "Mrs. Williams must keep him warm.",
            chinese: "威廉姆斯太太必须让他保暖。",
            prononciation: "mɪsɪz wɪljəmz mʌst kip hɪm wɔrm"
        }
    ],

    story: {
        title: "At the Doctor's Visit - 看医生",
        totalSentences: 23,
        chapters: [
            {
                title: "Chapter 1: Jimmy is Sick - 第一章：吉米生病了",
                sentences: [
                    {
                        id: 1,
                        original: "How's Jimmy today?",
                        translation: "吉米今天怎么样？",
                        words: [
                            {word: "How's", translation: "怎么样", type: "question", pronunciation: "haʊz"},
                            {word: "Jimmy", translation: "吉米", type: "noun", pronunciation: "dʒɪmi"},
                            {word: "today", translation: "今天", type: "adverb", pronunciation: "tədeɪ"}
                        ]
                    },
                    {
                        id: 2,
                        original: "Better. Thank you, doctor.",
                        translation: "好一些了。谢谢你，医生。",
                        words: [
                            {word: "Better", translation: "好一些", type: "adjective", pronunciation: "betər"},
                            {word: "Thank", translation: "谢谢", type: "verb", pronunciation: "θæŋk"},
                            {word: "you", translation: "你", type: "pronoun", pronunciation: "ju"},
                            {word: "doctor", translation: "医生", type: "noun", pronunciation: "dɔktər"}
                        ]
                    },
                    {
                        id: 3,
                        original: "Can I see him please?",
                        translation: "我可以看看他吗？",
                        words: [
                            {word: "Can", translation: "可以", type: "modal", pronunciation: "kæn"},
                            {word: "I", translation: "我", type: "pronoun", pronunciation: "aɪ"},
                            {word: "see", translation: "看", type: "verb", pronunciation: "si"},
                            {word: "him", translation: "他", type: "pronoun", pronunciation: "hɪm"},
                            {word: "please", translation: "请", type: "adverb", pronunciation: "pliz"}
                        ]
                    },
                    {
                        id: 4,
                        original: "Certainly, doctor. Come upstairs.",
                        translation: "当然可以，医生。上楼来。",
                        words: [
                            {word: "Certainly", translation: "当然", type: "adverb", pronunciation: "sɜrtənli"},
                            {word: "doctor", translation: "医生", type: "noun", pronunciation: "dɔktər"},
                            {word: "Come", translation: "来", type: "verb", pronunciation: "kʌm"},
                            {word: "upstairs", translation: "楼上", type: "adverb", pronunciation: "ʌpstɛrz"}
                        ]
                    },
                    {
                        id: 5,
                        original: "You look very well, Jimmy.",
                        translation: "你看起来很好，吉米。",
                        words: [
                            {word: "You", translation: "你", type: "pronoun", pronunciation: "ju"},
                            {word: "look", translation: "看起来", type: "verb", pronunciation: "lʊk"},
                            {word: "very", translation: "很", type: "adverb", pronunciation: "vɛri"},
                            {word: "well", translation: "好", type: "adverb", pronunciation: "wɛl"},
                            {word: "Jimmy", translation: "吉米", type: "noun", pronunciation: "dʒɪmi"}
                        ]
                    },
                    {
                        id: 6,
                        original: "You are better now.",
                        translation: "你现在好多了。",
                        words: [
                            {word: "You", translation: "你", type: "pronoun", pronunciation: "ju"},
                            {word: "are", translation: "是", type: "verb", pronunciation: "ɑr"},
                            {word: "better", translation: "更好", type: "adjective", pronunciation: "betər"},
                            {word: "now", translation: "现在", type: "adverb", pronunciation: "naʊ"}
                        ]
                    },
                    {
                        id: 7,
                        original: "You mustn't get up yet.",
                        translation: "你还不能起床。",
                        words: [
                            {word: "You", translation: "你", type: "pronoun", pronunciation: "ju"},
                            {word: "mustn't", translation: "不能", type: "modal", pronunciation: "mʌsnt"},
                            {word: "get", translation: "起", type: "verb", pronunciation: "get"},
                            {word: "up", translation: "床", type: "adverb", pronunciation: "ʌp"},
                            {word: "yet", translation: "还", type: "adverb", pronunciation: "jet"}
                        ]
                    },
                    {
                        id: 8,
                        original: "You must stay in bed.",
                        translation: "你必须卧床休息。",
                        words: [
                            {word: "You", translation: "你", type: "pronoun", pronunciation: "ju"},
                            {word: "must", translation: "必须", type: "modal", pronunciation: "mʌst"},
                            {word: "stay", translation: "停留", type: "verb", pronunciation: "steɪ"},
                            {word: "in", translation: "在", type: "preposition", pronunciation: "ɪn"},
                            {word: "bed", translation: "床", type: "noun", pronunciation: "bed"}
                        ]
                    },
                    {
                        id: 9,
                        original: "He mustn't go to school yet.",
                        translation: "他还不能去上学。",
                        words: [
                            {word: "He", translation: "他", type: "pronoun", pronunciation: "hi"},
                            {word: "mustn't", translation: "不能", type: "modal", pronunciation: "mʌsnt"},
                            {word: "go", translation: "去", type: "verb", pronunciation: "gəʊ"},
                            {word: "to", translation: "到", type: "preposition", pronunciation: "tu"},
                            {word: "school", translation: "学校", type: "noun", pronunciation: "skul"},
                            {word: "yet", translation: "还", type: "adverb", pronunciation: "jet"}
                        ]
                    },
                    {
                        id: 10,
                        original: "He mustn't eat rich food.",
                        translation: "他不能吃油腻食物。",
                        words: [
                            {word: "He", translation: "他", type: "pronoun", pronunciation: "hi"},
                            {word: "mustn't", translation: "不能", type: "modal", pronunciation: "mʌsnt"},
                            {word: "eat", translation: "吃", type: "verb", pronunciation: "it"},
                            {word: "rich", translation: "油腻的", type: "adjective", pronunciation: "rɪtʃ"},
                            {word: "food", translation: "食物", type: "noun", pronunciation: "fud"}
                        ]
                    }
                ]
            },
            {
                title: "Chapter 2: Safety Rules - 第二章：安全规则",
                sentences: [
                    {
                        id: 11,
                        original: "Don't take any aspirins.",
                        translation: "不要吃任何阿司匹林。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "take", translation: "吃", type: "verb", pronunciation: "teɪk"},
                            {word: "any", translation: "任何", type: "determiner", pronunciation: "eni"},
                            {word: "aspirins", translation: "阿司匹林", type: "noun", pronunciation: "æspɪrɪnz"}
                        ]
                    },
                    {
                        id: 12,
                        original: "Don't take this medicine.",
                        translation: "不要吃这个药。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "take", translation: "吃", type: "verb", pronunciation: "teɪk"},
                            {word: "this", translation: "这个", type: "determiner", pronunciation: "ðɪs"},
                            {word: "medicine", translation: "药", type: "noun", pronunciation: "medɪsən"}
                        ]
                    },
                    {
                        id: 13,
                        original: "Don't play with matches.",
                        translation: "不要玩火柴。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "play", translation: "玩", type: "verb", pronunciation: "pleɪ"},
                            {word: "with", translation: "和", type: "preposition", pronunciation: "wɪð"},
                            {word: "matches", translation: "火柴", type: "noun", pronunciation: "mætʃɪz"}
                        ]
                    },
                    {
                        id: 14,
                        original: "Don't talk in the library.",
                        translation: "不要在图书馆说话。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "talk", translation: "说话", type: "verb", pronunciation: "tɔk"},
                            {word: "in", translation: "在", type: "preposition", pronunciation: "ɪn"},
                            {word: "the", translation: "这个", type: "article", pronunciation: "ðə"},
                            {word: "library", translation: "图书馆", type: "noun", pronunciation: "laɪbrəri"}
                        ]
                    },
                    {
                        id: 15,
                        original: "Don't make a noise.",
                        translation: "不要制造噪音。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "make", translation: "制造", type: "verb", pronunciation: "meɪk"},
                            {word: "a", translation: "一个", type: "article", pronunciation: "ə"},
                            {word: "noise", translation: "噪音", type: "noun", pronunciation: "nɔɪz"}
                        ]
                    },
                    {
                        id: 16,
                        original: "Don't drive so quickly.",
                        translation: "不要开得这么快。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "drive", translation: "开车", type: "verb", pronunciation: "draɪv"},
                            {word: "so", translation: "如此", type: "adverb", pronunciation: "səʊ"},
                            {word: "quickly", translation: "快地", type: "adverb", pronunciation: "kwɪkli"}
                        ]
                    },
                    {
                        id: 17,
                        original: "Don't lean out of the window.",
                        translation: "不要从窗户探出身子。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "lean", translation: "探身", type: "verb", pronunciation: "lin"},
                            {word: "out", translation: "出", type: "adverb", pronunciation: "aʊt"},
                            {word: "of", translation: "从", type: "preposition", pronunciation: "ʌv"},
                            {word: "the", translation: "这个", type: "article", pronunciation: "ðə"},
                            {word: "window", translation: "窗户", type: "noun", pronunciation: "wɪndəʊ"}
                        ]
                    },
                    {
                        id: 18,
                        original: "Don't break that vase.",
                        translation: "不要打破那个花瓶。",
                        words: [
                            {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                            {word: "break", translation: "打破", type: "verb", pronunciation: "breɪk"},
                            {word: "that", translation: "那个", type: "determiner", pronunciation: "ðæt"},
                            {word: "vase", translation: "花瓶", type: "noun", pronunciation: "vɑz"}
                        ]
                    },
                    {
                        id: 19,
                        original: "Does he have a temperature?",
                        translation: "他发烧吗？",
                        words: [
                            {word: "Does", translation: "吗", type: "auxiliary", pronunciation: "dʌz"},
                            {word: "he", translation: "他", type: "pronoun", pronunciation: "hi"},
                            {word: "have", translation: "有", type: "verb", pronunciation: "hæv"},
                            {word: "a", translation: "一个", type: "article", pronunciation: "ə"},
                            {word: "temperature", translation: "体温", type: "noun", pronunciation: "tempərətʃər"}
                        ]
                    },
                    {
                        id: 20,
                        original: "He has a bad cold too.",
                        translation: "他也得了重感冒。",
                        words: [
                            {word: "He", translation: "他", type: "pronoun", pronunciation: "hi"},
                            {word: "has", translation: "有", type: "verb", pronunciation: "hæz"},
                            {word: "a", translation: "一个", type: "article", pronunciation: "ə"},
                            {word: "bad", translation: "严重的", type: "adjective", pronunciation: "bæd"},
                            {word: "cold", translation: "感冒", type: "noun", pronunciation: "kəʊld"},
                            {word: "too", translation: "也", type: "adverb", pronunciation: "tu"}
                        ]
                    },
                    {
                        id: 21,
                        original: "The doctor told Mrs. Williams to keep Jimmy warm and give him plenty of rest.",
                        translation: "医生告诉威廉姆斯太太要让吉米保暖并让他多休息。",
                        words: [
                            {word: "The", translation: "这个", type: "article", pronunciation: "ðə"},
                            {word: "doctor", translation: "医生", type: "noun", pronunciation: "dɔktər"},
                            {word: "told", translation: "告诉", type: "verb", pronunciation: "toʊld"},
                            {word: "Mrs.", translation: "太太", type: "title", pronunciation: "mɪsɪz"},
                            {word: "Williams", translation: "威廉姆斯", type: "noun", pronunciation: "wɪljəmz"},
                            {word: "to", translation: "要", type: "preposition", pronunciation: "tuː"},
                            {word: "keep", translation: "保持", type: "verb", pronunciation: "kiːp"},
                            {word: "Jimmy", translation: "吉米", type: "noun", pronunciation: "dʒɪmi"},
                            {word: "warm", translation: "温暖", type: "adjective", pronunciation: "wɔːrm"},
                            {word: "and", translation: "并且", type: "conjunction", pronunciation: "ænd"},
                            {word: "give", translation: "给", type: "verb", pronunciation: "gɪv"},
                            {word: "him", translation: "他", type: "pronoun", pronunciation: "hɪm"},
                            {word: "plenty", translation: "大量", type: "noun", pronunciation: "plenti"},
                            {word: "of", translation: "的", type: "preposition", pronunciation: "ʌv"},
                            {word: "rest", translation: "休息", type: "noun", pronunciation: "rest"}
                        ]
                    },
                    {
                        id: 22,
                        original: "Jimmy must stay in bed until the doctor says he can go back to school.",
                        translation: "吉米必须卧床直到医生说他可以回学校。",
                        words: [
                            {word: "Jimmy", translation: "吉米", type: "noun", pronunciation: "dʒɪmi"},
                            {word: "must", translation: "必须", type: "modal", pronunciation: "mʌst"},
                            {word: "stay", translation: "停留", type: "verb", pronunciation: "steɪ"},
                            {word: "in", translation: "在", type: "preposition", pronunciation: "ɪn"},
                            {word: "bed", translation: "床", type: "noun", pronunciation: "bed"},
                            {word: "until", translation: "直到", type: "conjunction", pronunciation: "ənˈtɪl"},
                            {word: "the", translation: "这个", type: "article", pronunciation: "ðə"},
                            {word: "doctor", translation: "医生", type: "noun", pronunciation: "dɔktər"},
                            {word: "says", translation: "说", type: "verb", pronunciation: "sez"},
                            {word: "he", translation: "他", type: "pronoun", pronunciation: "hi"},
                            {word: "can", translation: "可以", type: "modal", pronunciation: "kæn"},
                            {word: "go", translation: "去", type: "verb", pronunciation: "goʊ"},
                            {word: "back", translation: "回", type: "adverb", pronunciation: "bæk"},
                            {word: "to", translation: "到", type: "preposition", pronunciation: "tuː"},
                            {word: "school", translation: "学校", type: "noun", pronunciation: "skuːl"}
                        ]
                    },
                    {
                        id: 23,
                        original: "Mrs. Williams promised to follow all the doctor's instructions very carefully until Jimmy feels completely better.",
                        translation: "威廉姆斯太太承诺会非常仔细地遵循医生的所有指示直到吉米完全康复。",
                        words: [
                            {word: "Mrs.", translation: "太太", type: "title", pronunciation: "mɪsɪz"},
                            {word: "Williams", translation: "威廉姆斯", type: "noun", pronunciation: "wɪljəmz"},
                            {word: "promised", translation: "承诺", type: "verb", pronunciation: "prɑːmɪst"},
                            {word: "to", translation: "要", type: "preposition", pronunciation: "tuː"},
                            {word: "follow", translation: "遵循", type: "verb", pronunciation: "fɑːloʊ"},
                            {word: "all", translation: "所有", type: "determiner", pronunciation: "ɔːl"},
                            {word: "the", translation: "这些", type: "article", pronunciation: "ðə"},
                            {word: "doctor's", translation: "医生的", type: "noun", pronunciation: "dɔktərz"},
                            {word: "instructions", translation: "指示", type: "noun", pronunciation: "ɪnˈstrʌkʃənz"},
                            {word: "very", translation: "非常", type: "adverb", pronunciation: "veri"},
                            {word: "carefully", translation: "仔细地", type: "adverb", pronunciation: "kɛrfəli"},
                            {word: "until", translation: "直到", type: "conjunction", pronunciation: "ənˈtɪl"},
                            {word: "Jimmy", translation: "吉米", type: "noun", pronunciation: "dʒɪmi"},
                            {word: "feels", translation: "感觉", type: "verb", pronunciation: "fiːlz"},
                            {word: "completely", translation: "完全", type: "adverb", pronunciation: "kəmˈpliːtli"},
                            {word: "better", translation: "更好", type: "adjective", pronunciation: "betər"}
                        ]
                    }
                ]
            }
        ]
    },

    // === GRAMMAR-BASED FILL IN THE BLANKS ===
    fillInBlanks: [
        {
            sentence: "You _____ stay in bed for two days.",
            options: ["must", "mustn't", "can", "don't"],
            correctAnswer: "must",
            explanation: "Use 'must' for strong medical advice",
            grammarFocus: "modal-must-mustnot"
        },
        {
            sentence: "He _____ eat rich food when sick.",
            options: ["must", "mustn't", "should", "can"],
            correctAnswer: "mustn't",
            explanation: "Use 'mustn't' for medical restrictions",
            grammarFocus: "modal-must-mustnot"
        },
        {
            sentence: "_____ take this medicine!",
            options: ["Don't", "Not", "No", "Doesn't"],
            correctAnswer: "Don't",
            explanation: "Use 'Don't' for negative commands",
            grammarFocus: "imperatives-commands"
        },
        {
            sentence: "_____ he have a temperature?",
            options: ["Do", "Does", "Is", "Has"],
            correctAnswer: "Does",
            explanation: "Use 'Does' for questions with third person singular",
            grammarFocus: "present-simple-questions"
        },
        {
            sentence: "_____ play with matches!",
            options: ["Not", "Don't", "No", "Mustn't"],
            correctAnswer: "Don't",
            explanation: "Use 'Don't' for safety warnings",
            grammarFocus: "imperatives-commands"
        },
        {
            sentence: "_____ Mr. Williams this evening?",
            options: ["Where", "Where's", "Where are", "Where is"],
            correctAnswer: "Where's",
            explanation: "Use 'Where's' (Where is) for location questions",
            grammarFocus: "present-simple-questions"
        }
    ],

    // === GRAMMAR CORRECTION EXERCISES ===
    corrections: [
        {
            incorrect: "You don't must get up yet.",
            correct: "You mustn't get up yet.",
            explanation: "Use 'mustn't' not 'don't must' for prohibition",
            grammarFocus: "modal-must-mustnot"
        },
        {
            incorrect: "Not take this medicine!",
            correct: "Don't take this medicine!",
            explanation: "Use 'Don't' + verb for negative commands",
            grammarFocus: "imperatives-commands"
        },
        {
            incorrect: "He must not to eat rich food.",
            correct: "He mustn't eat rich food.",
            explanation: "Don't use 'to' after modal verbs",
            grammarFocus: "modal-must-mustnot"
        },
        {
            incorrect: "Do he have a temperature?",
            correct: "Does he have a temperature?",
            explanation: "Use 'Does' with third person singular subjects",
            grammarFocus: "present-simple-questions"
        },
        {
            incorrect: "You must to stay in bed.",
            correct: "You must stay in bed.",
            explanation: "Don't use 'to' after 'must'",
            grammarFocus: "modal-must-mustnot"
        }
    ],

    // === ADDITIONAL READING STORIES ===
    additionalStories: [
        {
            title: "Doctor's Advice - 医生的建议",
            totalSentences: 12,
            chapters: [
                {
                    title: "Chapter 1: Following Medical Instructions - 遵循医嘱",
                    sentences: [
                        {
                            id: 1,
                            original: "The doctor says Jimmy must rest.",
                            translation: "医生说吉米必须休息。",
                            words: [
                                {word: "The", translation: "这个", type: "article", pronunciation: "ðə"},
                                {word: "doctor", translation: "医生", type: "noun", pronunciation: "dɔktər"},
                                {word: "says", translation: "说", type: "verb", pronunciation: "sez"},
                                {word: "Jimmy", translation: "吉米", type: "noun", pronunciation: "dʒɪmi"},
                                {word: "must", translation: "必须", type: "modal", pronunciation: "mʌst"},
                                {word: "rest", translation: "休息", type: "verb", pronunciation: "rest"}
                            ]
                        },
                        {
                            id: 2,
                            original: "He mustn't go outside yet.",
                            translation: "他还不能出门。",
                            words: [
                                {word: "He", translation: "他", type: "pronoun", pronunciation: "hi"},
                                {word: "mustn't", translation: "不能", type: "modal", pronunciation: "mʌsnt"},
                                {word: "go", translation: "去", type: "verb", pronunciation: "gəʊ"},
                                {word: "outside", translation: "外面", type: "adverb", pronunciation: "aʊtsaɪd"},
                                {word: "yet", translation: "还", type: "adverb", pronunciation: "jet"}
                            ]
                        },
                        {
                            id: 3,
                            original: "Mrs. Williams must keep him warm.",
                            translation: "威廉姆斯太太必须让他保暖。",
                            words: [
                                {word: "Mrs.", translation: "太太", type: "title", pronunciation: "mɪsɪz"},
                                {word: "Williams", translation: "威廉姆斯", type: "noun", pronunciation: "wɪljəmz"},
                                {word: "must", translation: "必须", type: "modal", pronunciation: "mʌst"},
                                {word: "keep", translation: "保持", type: "verb", pronunciation: "kip"},
                                {word: "him", translation: "他", type: "pronoun", pronunciation: "hɪm"},
                                {word: "warm", translation: "温暖", type: "adjective", pronunciation: "wɔrm"}
                            ]
                        },
                        {
                            id: 4,
                            original: "Don't give him cold drinks.",
                            translation: "不要给他冷饮。",
                            words: [
                                {word: "Don't", translation: "不要", type: "auxiliary", pronunciation: "dəʊnt"},
                                {word: "give", translation: "给", type: "verb", pronunciation: "gɪv"},
                                {word: "him", translation: "他", type: "pronoun", pronunciation: "hɪm"},
                                {word: "cold", translation: "冷的", type: "adjective", pronunciation: "kəʊld"},
                                {word: "drinks", translation: "饮料", type: "noun", pronunciation: "drɪŋks"}
                            ]
                        }
                    ]
                }
            ]
        }
    ]
};

// ============================================================================
// CONTENT STRUCTURE SUMMARY - FOR AI REFERENCE
// ============================================================================
// This module contains:
// - Medical dialogue vocabulary and situations
// - Modal verbs (must/mustn't) for obligations and prohibitions  
// - Imperative commands for instructions and warnings
// - Present simple questions for medical inquiries
// - Safety-focused vocabulary and scenarios
// - Chinese translations for all content
// - Comprehensive grammar explanations and examples
// ============================================================================