Unit 2 Stay Healthy-第3课时（Section A 4a-4d）课件 2025-2026学年人教版英语八年级下册

该初中英语课件聚焦人教版八年级下册Unit 2 Stay Healthy第3课时，核心知识点为情态动词should/could表建议用法及反身代词。课堂通过“问题与回答”情境（如牙疼、摔伤）导入，先呈现对话实例，再归纳语法规则，最后以练习和角色扮演活动巩固，构建“情境感知-规则总结-应用实践”的学习支架。 其亮点在于融合语言能力与思维品质培养，通过中考考点练习（如单词填空、句子转换）夯实基础，4d角色扮演活动（同伴猜病症提建议）促进合作探究与语言表达。反身代词表格及短语归纳（如hurt oneself）系统梳理知识，真实情境（如“看牙医”建议）让学生在应用中提升学习能力。学生能在情境中掌握语法并实践，教师可直接利用整合的考点与活动提升教学效率。

人教版英语8年级下册培优备课精做课件 第3课时（Section A 4a-4d） Unit 2 Stay Healthy 授课教师： Home . 班 级： 八年级（---）班 . 时 间： . 2026年2月8日 2026年2月8日星期日7时34分25秒 2026年2月8日星期日7时34分26秒 4a Read the sentences. Underline the modal verbs for advice. What’s wrong? I ate too much last night. Now my stomach aches. You shouldn’t eat so much next time. What’s the matter? I have a really bad toothache. You should see the dentist and get an X-ray. You could eat some soft food for now. How did you hurt yourself? I hurt myself when I fell off my bike. Be more careful next time. If we are not careful, we can easily hurt ourselves. Presentation What rules can you find out? ▶情态动词should，could 后接动词原形， 无人称和数的变化。 ▶should，could 不能单独作谓语，只能和 其他动词一起构成谓语。 ▶否定形式是在其后加not；变为一般疑 问句时，将should，could 提到主语前。 情态动词should和could的用法 情态动词should和could的用法 should的用法 （1）用于委婉地提出建议或劝告，意为“应该” ▶ You should have three meals a day on time. 你应该按时吃一日三餐。 （2）用于表达义务或责任，意为“应该；应当” ▶ Each of us should study hard. 我们每个人都应该努力学习。 （3）表示推测，意为“应该会；可能” ▶ Doing calligraphy should be interesting. 练习书法应该会很有趣。 （4）用于责备、命令或要求，语气比较强烈。 ▶ You shouldn’t be scared of making mistakes. 你不应该害怕犯错。 （5）用于征求对方的意见，意为“应该； 应当”，常用于主语是第一人称的疑问句中。 ▶ What should we do now? 我们现在应该做什么呢？ should的用法 could的用法 （1）表示建议。▶ You could eat out tonight. 今晚你可以上馆子吃饭。 （2）用于向对方委婉地提出请求或征求对方的许可。 ▶ Could you take out the rubbish? 你能倒垃圾吗？（提出请求） ▶ Could I go on an outing with you? 我可以和你一起出外游玩吗？（征求对方许可） could的用法 （3）could 为can 的过去式，表示能力。 ▶ He could ride a bike at the age of five. 他五岁时就会骑自行车。 （4）表示推测，意为“可能”。 ▶ The book could belong to Lily because she likes reading books. 那本书可能是莉莉的，因为她喜欢读书。 一、根据所给提示完成单词。(7分) 1. When you make a banana milk shake, you can use k________ to cut up the bananas. 2.［扬州中考改编］With hard work and ____________ (清晰的)plans, you will become successful in your study. 3. He has a ________(疼痛)in his shoulder, so he can’t lift heavy things. nives clear pain 中考考法 4. In winter, the ______________(亮度)of white snow can sometimes hurt your eyes. 5.［达州中考改编］—If fewer people drive cars, there will be less air pollution. —I think so. I hope our ____________(环境)will be better and better. 6. We must wait for the green light before we c________ the road. brightness environment ross 中考考法 熟词生义pain 写出画线词的汉语意思 “No pain, no gain.” is a famous saying. ____________ 付出；辛苦 中考考法 4a Read the sentences. Circle the reflexive pronouns. What’s wrong? I ate too much last night. Now my stomach aches. You shouldn’t eat so much next time. What’s the matter? I have a really bad toothache. You should see the dentist and get an X-ray. You could eat some soft food for now. How did you hurt yourself? I hurt myself when I fell off my bike. Be more careful next time. If we are not careful, we can easily hurt ourselves. What rules can you find out? 反身代词 反身代词 反身代词是一种表示反射或强调的代词。有人称和数之分。它由第一人称、第二人称形容词性物主代词和第三人称人称代词宾格形式在词尾加-self 或-selves 构成。具体见下表： 数 第一人称 第二人称 第三人称 单数 myself 我自己 yourself 你自己 himself 他自己 herself 她自己 itself 它自己 复数 ourselves 我们自己 yourselves 你们自己 themselves 他（她、它）们自己 短语 hurt oneself 伤到自己 teach oneself/learn by oneself 自学 enjoy oneself 过得愉快 by oneself 独自；单独 help oneself (to) ... 随便吃/喝…… come to oneself 苏醒 dress oneself 给自己穿衣服 look after oneself 照顾自己 talk to oneself 自言自语 believe in oneself 相信自己 二、选择合适的词填空。(6分) 7. Shh...! This is a library. You ________ (should/could) keep your voice down. 8. You look too tired. You __________ (shouldn’t/ should) rest and __________ (shouldn’t/ should) work too hard. 9. —Maria, you should believe in ______________ (yourself; you). That’s the secret of success. —OK, I will. should should shouldn’t yourself 中考考法 10.［黄山期末］—Sorry, I dropped some water on __ your book. —Never mind. It’s just a book, and it ____________(can; can’t) dry. 11. It rained so heavily that we ________ (could/should) hardly see the road in front of us. can could 中考考法 4b Complete the sentences using the correct reflexive pronouns. 1. The girl cleaned the cut on her arm by __________. 2. Be careful when you’re using the knife! Don’t cut __________. 3. After taking the safety training, we can enjoy __________ in the mountains. 4. Mr Liu knows how to take care of his health because he used to be a doctor _________. 5. The students are young, but they know how to protect _________. 6. Her clearest memory is not of the race _________, but the terrible pain in her legs the next day. herself yourself ourselves himself themselves itself 4c Complete the passage with should, shouldn’t, or could. Mobile phones are useful, but you _______ use them wisely. To protect your eyes, every 20 minutes, you _______ rest your eyes and look at something far away. What’s more, you _______ change your screen’s brightness to try and match your environment and make the words on the screen bigger. Of course, you ________ look at your phone just before you go to bed, and you certainly ________ look at it when you cross the road! In fact, you _______ avoid using your phone too often. You _______ listen to music instead of watching videos. You _______ also talk to your friends instead of sending them messages. should should could shouldn’t shouldn’t should could could 三、用所给词的适当形式填空。(7分) 12.［连云港中考］Daniel likes keeping art diaries. In this way, he can express ____________ (he) through drawing or painting. 13. —The cat washes __________ (it) every day. It’s so lovely.—Yes, and it looks very clean. 14. When my parents went away on business, I looked after ________ (I). himself itself  myself 中考考法 15. Tai chi, part of Chinese culture, is a kind of exercise which helps people improve __________ (they) in health. 16. —Who will cook dinner tonight? —Let’s do it ________ (we). Mom and Dad are too tired. 17. —I saw your grandma using Douyin on the phone. Who taught her? —Nobody. She taught ________ (she). themselves ourselves herself  中考考法 18. —Did you enjoy __________ (you) at the party last night? —Yes, we danced and played games together! yourselves 中考考法 4d Act out an illness or injury. Have the others guess what it is and give advice. Do you have a sore throat / bad cold/ ...? Did you fall from your bike / cut yourself/...? You should/ could/ shouldn’t... Production 同伴合作或小组合作完成 Acting Pronunciation Fluency Possible version Do you have a sore throat? No, I don’t. Did you fall from your bike yesterday? Yes. My right leg hurts. You should get an X-ray and have a good rest for a few days. P15 4a I fell off my bike. fall /fɔːl/ 1 （动词）掉落；跌倒 过去式：fell fall off 从……掉下来 fall down 跌倒；倒塌 （动词）进入（某状态） 过去式：fell fall asleep 入睡 fall in love with 爱上 fall into 落入 （名词）（美式）秋天 in the fall/autumn 在秋季 2 3 P15 4c … try and match your environment … match /mætʃ/ 1 （动词）适应；符合 ◇ Chameleons match the environment by changing their colour. 变色龙通过改变体色来适应环境。 2 （动词）相配 ◇ I need a tie to match my suit. 我需要一条领带来配我的西装。 3 （名词）比赛；竞赛 ◇ a football match 一场足球比赛 P15 4c … instead of sending them messages. 辨析：instead of与instead 两者都可意为“代替”。区别如下： instead of 介词短语 位于句首或句中，后接名词、代词或 动词-ing形式 instead 副词 常位于句首或句末，修饰整个句子 串记：We shouldn’t use plastic bags. Instead, we should take our own bags. Besides, we should also walk instead of driving to the supermarket． P15 边学边记 look at 看 far away 远处 what’s more 更有甚者；更为重要的是 of course 当然 go to bed 上床睡觉cross the road 过马路 in fact 确切地说；实际上 四、按要求完成句子，每空一词。(11分) 19. You should ask the old man for help.(改为否定句) You ________ ask the old man for help. 20.［重庆模拟］Nina should take more exercise to keep healthy.(对画线部分提问) ________ ________ ________ ________ to keep healthy? shouldn’t What should Nina do 中考考法 21. 骑车时小心点，不然你可能会摔下来。(汉译英) Be careful when you ride the bike, or you ________ ________ ________ it. 22. 水在我们日常生活中很重要。更重要的是，没有水我们无法生存。(汉译英) Water is important in our daily life. ________ ________, we ________ live without water. may fall off What’s more can’t 中考考法 五、 短文填空。(20分) As a student, I have learned that staying healthy is the key to a happy life. There are many things we can do to 23. ________ illnesses and keep our bodies strong. ill, if, run, sore, hurt, pain, avoid, suffer, bright, medicine avoid 中考考法 Last month, I had a 24. ________ throat. It was such great 25. ________ that I couldn’t say a word. I 26. ________ a lot from this small illness. That’s when I realized how important it was to take care of myself. To stay healthy, we should keep our living spaces clear and tidy. ill, if, run, sore, hurt, pain, avoid, suffer, bright, medicine sore pain suffered 中考考法 A clean environment makes us far away from 27. ________. Also, we need to eat healthy food like fruits and vegetables. They give us energy and help our bodies fight any healthy problems. ill, if, run, sore, hurt, pain, avoid, suffer, bright, medicine illnesses 中考考法 Regular exercise is a must, too. 28. ________, jumping, or playing ball games not only makes us fit but also see the world 29. ________. When we exercise, we should be careful not to get 30. ________ or fall, which can cause injuries(受伤). ill, if, run, sore, hurt, pain, avoid, suffer, bright, medicine Running brightly  hurt 中考考法 Most importantly, we should listen to our bodies. 31. ________ something doesn’t feel right, we should follow the doctor’s advice. Remember don’t take 32. ________ without seeing the doctor. By doing these things, we can enjoy good health and live our lives to the fullest. ill, if, run, sore, hurt, pain, avoid, suffer, bright, medicine If medicine 中考考法 六、任务型阅读。(10分) 根据短文，完成思维导图，每空一词。 Long ago, when Chinese people got hurt, they found smart ways to deal with(处理)cuts. Let’s see how they made it! First, stopping bleeding was very important. If someone lost too much blood, doctors might press hot things against the cuts. They found cuts closed faster when they were near hot things. This way also helped make germs(细菌)develop slowly. 中考考法 They also tied(绑住)the cuts with cloths or ropes to make the blood go slowly. Doctors also used special medicine like jinchuangyao to stop bleeding and make people feel better. Cleaning cuts was another step. People in the past knew cuts could make people sick or even kill people if they didn’t clean the cuts in time. So they would wash cuts with clean water if possible. When cuts got infected(感染的), some people 中考考法 even opened them with knives. This could help make people feel better. Old ideas seem simple, but they show how clever people were. Many of the ideas doctors use today come from them. They just make some changes to make these ideas work better. 中考考法 cleverly temperature fast 中考考法 cleverly kill changes 中考考法 $