Unit3 Teenage problems 语法课件 should 句型 & What's...like 辨析课件2026-2027 学年译林版英语九年级上册

该初中英语课件聚焦should/shouldn't表建议劝告及What’s…like?句型，课堂导入从健康、环保等真实场景切入，通过基本用法、句型结构到与must/have to等的区别，构建从具体到抽象的学习支架，帮助学生逐步掌握。 其亮点在于结合生活场景（如“You should eat more vegetables”）提升语言能力，通过对比辨析（should与must/have to、What’s…like?与外貌提问句型）培养思维品质，多样化练习（选择、句型转换）助力学习能力发展。学生能在情境中运用语言，教师可借助系统资源高效教学。

should / shouldn't 表示建议和劝告 What’s … like? 相关句式 单击此处编辑母版标题样式 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 单击此处编辑母版标题样式 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 单击此处编辑母版标题样式 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 单击此处编辑母版标题样式 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 单击此处编辑母版标题样式 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 单击此处编辑母版标题样式 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 should / shouldn't 的基本用法 should 意为“应该”，用来提出建议、劝告，或表示责任、义务。 否定形式: shouldn't = should not，意为“不应该”，用来表示反对或劝告不要做某事。 You should drink more water. (你应该多喝水。) You shouldn't stay up too late. (你不应该熬夜太晚。) 句型结构 • 肯定句： 主语 + should + 动词原形 + 其他. • 否定句： 主语 + shouldn't + 动词原形 + 其他. • 疑问句： Should + 主语 + 动词原形 + 其他? Should I take an umbrella? (我应该带伞吗？) Yes, you should. / No, you shouldn't. should / shouldn't 的常见使用场景 1. 健康建议 You should eat more vegetables. You shouldn't eat too much junk food. 2. 环保建议 We should save water and turn off the tap. We shouldn't waste electricity. We should plant more trees. should / shouldn't 的常见使用场景 3. 学习建议 You should listen to the teacher carefully in class. You shouldn't copy others' homework. 4. 日常礼貌 You should say “thank you” when someone helps you. You shouldn't talk loudly in the library. should / shouldn't 与 must / have to 的区别  You should see a doctor. (建议) You must stop at the red light. (强制规则) I have to finish my homework today. (客观要求) should 表示“应该”，语气较弱，建议性，不做可能也没关系，只是不够好。 • must 表示“必须”，语气强烈，强制性，不做会有后果。 • have to 表示“不得不”，客观要求，外界压力。 例1： You look tired. You ______ go to bed early. A. should B. shouldn't C. can D. may ✅ 解析： 看起来累了，建议早睡。答案：A 例2： You ______ waste water. It's important for life. A. should B. shouldn't C. must D. can ✅ 解析： 不应该浪费水。答案：B 例3： — Should I turn off the lights when I leave? — Yes, you ______. A. should B. shouldn't C. do D. can ✅ 解析： 肯定回答用Yes, you should. 答案：A 1. You look tired. You _____ go to bed early. A. should B. shouldn't C. can D. may 2. You ______ waste water. It's important for life. A. should B. shouldn't C. must D. can 3. — Should I turn off the lights when I leave? — Yes, you ______. A. should B. shouldn't C. do D. can 4. We ______ recycle paper and glass to protect the environment. A. should B. shouldn't C. could D. may A B A A 5. You ______ eat too much sugar. It's bad for your teeth. A. should B. shouldn't C. must D. can 6. You ______ take an umbrella. It's going to rain. A. should B. shouldn't C. may D. can 句型转换 · 按要求改写句子（每题2分，共10分） 1. You should drink more water. (改为否定句) ________________________________________________ 2. We should waste water. (改为否定句) ________________________________________________ B A You shouldn't drink more water. We shouldn't waste water. 3. Should I take a rest? (作肯定回答) ________________________________________________ 4. You should go to school on time. (改为一般疑问句) ________________________________________________ 5. We should turn off the lights. (对划线部分提问) ________________________________________________ Yes, you should. Should you go to school on time? What should we do? 结构：What is + 主语 + like? 📌两大询问场景（必考区分） 1. 询问【人的内在品质、性格】 翻译：……是什么样的人？ 回答：性格形容词（kind, friendly, quiet, strict…） —What’s your English teacher like? —She is kind and patient. What’s … like? 11 2. 询问【事物/天气的整体特征】翻译：……怎么样？ —What’s the weather like today? —It’s rainy. —What’s the film like? —It’s interesting. 💡关键笔记： like 在这里是介词，翻译：像……；不是动词“喜欢”！ What’s … like? 12 句型 提问侧重点 回答内容 What’s sb like? 性格、内在品质（也可兼顾外貌） kind, outgoing, quiet… What does sb look like? 只问外貌长相 tall, has long hair… How is sb? 询问身体状况/心情 Fine. / He feels sad. 13 句型转化 复数形式：What are … like? —What are your classmates like? —They are helpful. 2. 同义转换： What’s the weather like? = How is the weather? 仅限天气场景通用！描述人不能互换 14 1. —____ your new neighbour like? —He is friendly and helpful. A. What does B. What’s C. How’s 2. —____ your sister look like? —She has big eyes and long hair. A. What’s B. How does C. What does 3. —____ the weather like today? —It’s sunny. A. How’s B. What’s C. What does 4. —How is your father? —____ A. He is hard-working. B. He is fine. C. He is tall. B C B B 15 5. —What’s the movie like? —____ A. It lasts 2 hours. B. It is exciting. C. I like it. 6. —____ your classmates like? —They are active. A. What are B. What’s C. How are 7. —What does Amy look like? —____ A. She is shy. B. She is thin. C. She likes dancing. 8. —____? —He is quiet. A. What does Tom like? B. What’s Tom like? C. What does Tom look like? B A B B 16 9. What’s the weather like? = ____ A. How is the weather? B. What does the weather look like? C. How does the weather like? 10. —What’s your PE teacher like? —____ A. He likes playing sports. B. He is strict but nice. C. He runs fast. 二、用 What’s…like / What does…look like / How is 填空（可变换形式） 1. —__ __ your grandma ____? —She is kind. A B What’s like 17 2. — ____ your brother ____? —He is tall with short black hair. 3. — ____ the park ? —It’s beautiful. 4. — your mother? —She is much better now. 5. — the girls ____? —They are outgoing. What does look like What’s like How is What are like 18 $