Unit 2 Section B导学案2025-2026学年人教版英语八年级下册

该初中英语导学案围绕“健康饮食”主题，涵盖核心词汇（balanced diet, energy等）、阅读策略（上下文猜词、跳读找主旨）及重点句型（It's + adj. + to do sth.）。课前通过词汇自测与图片判断激活思维，课中以读前讨论日常饮食、预测文章主旨导入，构建从词汇预习到阅读微技能训练，再到语法剖析与生活应用的学习支架。 其亮点在于注重语言能力与思维品质的培养，如“我是营养师”活动引导学生用所学知识解决实际问题，提升语言运用能力。分层作业（必背短语与选做家庭健康报告）及针对性检测，助力学生自主学习，高效掌握too much/too many等语法难点，体现学科特色的情境化学习方法。

八下英语 Unit 2 Stay Healthy Section B 导学案 课型： 阅读课 | 主备： _________ | 班级： _________ | 姓名： _________ 学习目标（Learning Goals） 1. 词汇达人：掌握核心词汇 balanced diet, energy, soft drink, avoid, plenty of。 2. 阅读策略：学会利用上下文语境猜词；学会跳读（Skimming）找主旨。 3. 生活应用：能分析自己的饮食习惯，并制定一份健康的饮食计划。 学习重难点（Key Points） • 重点：理解并运用 “It's + adj. + to do sth.” 句型。 • 难点：区分 too much (修饰不可数名词) 与 too many (修饰可数名词)；enough 的用法。 课前预习（Self-study） Task 1: 核心词汇自测 1. 软饮料（不含酒精）_________ 2. 均衡饮食 _________ 2. 能量 _________ 4. 避免 _________ 3. plenty of _________ 6. in fact _________ Task 2: 思维激活 看教材2a图片，判断正误（T/F）： • ( ) Eating too much candy is good for our teeth. • ( ) We should eat plenty of vegetables. 课中探究（Classroom Exploration） Step 1: 读前热身 (Before Reading - 2a/2b) • 讨论：What food do you eat every day? (List 3 foods) 1. _________ 2. _________ 3. _________ • 预测：Read the title "Eat Well, Stay Healthy". What does the passage talk about? A. How to cook.    B. Healthy eating habits.    C. How to exercise. Step 2: 速读寻宝 (While Reading - Fast Reading) 微技能：找主题句 (Topic Sentence) 快速阅读，将段落与大意连线。 Paragraph Main Idea Para. 1 A. The harm of soft drinks and sweets. Para. 2 B. Advice on keeping a balanced diet. Para. 3 C. The importance of breakfast. Para. 4 D. Eating three meals a day. Step 3: 细读深究 (While Reading - Careful Reading) 微技能：细节捕捉 阅读第二段，完成表格。 Food Group Examples Function (作用) Grains Rice, noodles Give us energy. Fruit/Vegetables Apples, carrots Give us vitamins. Protein Fish, eggs, meat Help us grow. 长难句剖析 1. It is important to eat a balanced diet. ◦结构： It 是形式主语，真正的主语是后面的 _________ (动词不定式/动名词)。 ◦ 翻译： ___________________________ 2. Eating too much sugar can cause tooth problems. ◦ 点拨： too much 后接 不可数 名词；too many 后接 可数 名词复数。 Step 4: 读后重构 (Post Reading - 2c/2d/2e) 活动：我是营养师 你的朋友Tom总是感到累，且爱吃薯片、喝可乐。请结合课文给他3条建议。 1. You should eat a _________ diet. (balanced / same) 2. You shouldn't drink too many _________ (soft drinks / fruits). 3. It is necessary to eat _________ (breakfast / dinner) every day. 当堂检测（Class Test） (满分：10分) Ⅰ. 用所给词的适当形式填空。(5分) 1. We need _________ (plenty) of sleep every night. 2. Running gives me a lot of _________ (energetic). 3. You should avoid _________ (eat) too much junk food. 4. It is important _________ (drink) enough water. 5. There are too _________ (many) people in the room. Ⅱ. 单项选择。(5分) 1. It's necessary _________ breakfast every morning. A. eat B. eats C. to eat D. eating 2. There is _________ water in the bottle. It's almost empty. A. few B. little C. a few D. a little 3. We should eat _________ fruit, but _________ candy. A. too much; too many B. plenty of; too much C. too many; too much D. plenty of; too many 4. — How can I keep healthy? — You should stop eating junk food _________ getting fat. A. from B. for C. to D. of 5. He didn't have _________ money to buy the book. A. many B. enough C. quite D. lot 课后作业（Homework） 1. 必做题：背诵短语（a balanced diet, soft drink, plenty of, stop...from...）。 2. 选做题：调查家人的饮食习惯，用英语写一份 "Family Health Report"（60词左右）。 ------ 参考答案与解析（Teacher's Edition） 课前预习 1. soft drink 2. balanced diet 3. energy 4. avoid 5. 大量 6. 事实上 2. F (糖果对牙齿有害) 8. T 课中探究 Step 2 速读 • Para. 1 -> B • Para. 2 -> A • Para. 3 -> C • Para. 4 -> D Step 3 细读 • Energy; Vitamins; Grow 长难句剖析 1. 动词不定式 (to eat...)；翻译：保持饮食均衡是很重要的。 2. 不可数 Step 4 读后重构 1. balanced 2. soft drinks 3. breakfast 当堂检测 Ⅰ. 词汇 1. plenty (plenty of) 2. energy (give me energy 给我能量) 3. eating (avoid doing sth.) 4. to drink (It's + adj. + to do) 5. many (people 是可数名词) Ⅱ. 单选 1. C (It's + adj. + to do sth.) 2. B (little 表否定，修饰不可数名词 water) 3. D (plenty of 修饰可数/不可数均可；candy 此处作可数名词，用 too many) 4. A (stop ... from doing 阻止...做...) 5. B (enough 修饰名词放在名词前) 学科网（北京）股份有限公司 $