Unit 2 Stay Healthy Section A Grammar Focus课件 2025-2026学年人教版英语八年级下册

Grammar Section A What should we do when we don’t feel well? In this class, you will explore the rules of reflexive pronouns. use reflexive pronouns correctly. use modal verbs could and should for advice. Guess the health problems. bruised knee sore throat toothache cut What’s the matter with the boy? What should he do? He has a fever. He should take the medicine. He could have a good rest. should和could可以用来表示提议或建议。 情态动词 should could Modal verbs for advice 情态动词 Give advice on these health problems. headache You should rest in a quiet room. You could drink plenty of warm water and gently massage your temples. (按摩你的太阳穴) You shouldn’t ook at screens for a long time. fever You should drink lots of warm water to keep hydrated. You should light colthesand put a cool wet cloth on your forehead. If the fever is high, you should see a doctor. should 情态动词should作“应该；应当；可以”讲，用以表达职责和义务、提出劝告，而且表述的是自己的主观看法，其后接动词原形。 ① You should stop smoking. ② If you did something wrong, you should say sorry. 你应该戒烟。 如果是你做错了什么, 你应该道歉。 Give advice on these health problems. runny nose You should wipe your nose with a soft tissue. You could drink warm honey water or ginger tea. You should keep your nose and body warm. You should sip warm water or honey lemon water slowly. You shouldn’t eat cold or sweet food. You should cover your mouth with your elbow when coughing. cough ① You shouldn’t eat so much next time. ② He shouldn’t mix the two things together. 下次你可不要吃这么多了。 他不应该把这两种东西混在一起。 should的否定式是should not/shouldn't, 意思是“不应当；不该”。 should Give advice on these health problems. You should put a cold pack on the bruise for 10-15 minutes at first. After 24 hours, you could use a warm compress. You shouldn’t press and touch the bruise hard. You should gargle woth warm salt water. You should eat soft, warm food like porridge. You shouldn’t shout or eat spicy or crunchy food. bruised knee sore throat Give advice on these health problems. You should rinse your mouth with warm salt water. You shouldn’t eat sweet, cold or hot food. You should see a dentist as soon as possible. You should rinse the cut with clean running water first. You should pat it dry and put on a band-aid. If the cut is deep or bleeds a lot, you should ask an adult for help. toothache cut 情态动词could也可用于提出建议，比can语气更为委婉。 ① A: What should I take with me to the party? B: You could take some fruit or flowers. ② If you want to say sorry, you could call him. A: 我去参加聚会应该带点什么呢? B: 你可以带些水果或鲜花。 如果你想说声“对不起”, 你可以给他打电话。 could Read the sentences. Circle the reflexive pronouns反身代词. 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 can you find? You should ... You could ... You shouldn’t ... We use “should” and “could” for advice. They are modal verbs. 情态动词 If we are not careful, we can easily hurt ourselves. Let’s learn （1）礼貌的要求或请求 Can you open the window？ 你能开一下窗户吗？ （2）提出建议 If you want to say sorry,you can call him. 如果你想说对不起，可以给他打电话 （3）可以，能够。表示能力 I can run very fast. （我年轻时跑得很快。） （4）表达可能性 If you don't wear a coat, you can get sick.（如果你不穿外套，可能会生病的。) Rate the following descriptions about the flu. 为下列关于流感的描述划定等级 go to school or work. share your cups with others. wear a mask if you go outside. drink a lot of water with honey change your clothes if you sweat（出汗） a lot. take medicine that isn’t for you. take medicine with soda or juice. stay up late playing video games to relax. 17 数 第一人称 第二人称 第三人称   单数   myself   yourself himself herself itself 复数 ourselves yourselves themselves Let’s learn Be careful when you are using a knife. Don’t cut yourself. You need to take care of yourself when I am away. You had better ask the dentist himself. 你最好问牙医本人。 Just be yourself. 做你自己就好了。 反身代词：表达:“......自己，本身”含义的一类代词。通常和前面主语保持一致。 用作动词或介词的宾语 主语或宾语的同位语 做表语(系动词后) Let's learn and take notes. instead of与instead 两者都可意为“代替” 词 讲 练 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． 例 用instead of或instead填空： You shouldn’t look at your phone when walking. ______, you can listen to music. We should ride bikes _________ driving cars to protect the environment. She didn’t buy the expensive dress. She chose a cheap one ______. Instead instead 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 instead of enjoy oneself 玩的开心 help oneself （to sth.）自用，请随意 cut oneself 割伤自己 hurt oneself 伤到自己 teach oneself 自学 =learn...by oneself by oneself 独自地 Let’s learn 反身代词组成部分动词短语： introduce oneself 介绍……自己 look after oneself 照顾自己 lose oneself in sth. 沉醉在....之中 dress oneself 给自己穿衣服   一、选词填空。 When using a 1. _________ to cut fruit, you must be careful—don’t hurt 2. __________! For your 3. __________, you 4. __________ ask an adult for help if you’re not sure how to use it. After running a long race, Lisa felt great 5. _________ in her legs. Her friend told her, “You 6. _________ sit down and rest first. You could also put a warm towel 7. ________ your legs.” When using a phone, adjust the screen 8. _________ to match the 9. ____________—this keeps your eyes 10. __________. What’s more, you shouldn’t look at it when you cross the road! knife yourself safety could pain safe, clear, pain, knife, bright, environment, you, should, could , on should on brightness environment clear go to school or work. share your cups with others. wear a mask if you go outside. drink a lot of water with honey change your clothes if you sweat（出汗） a lot. take medicine that isn’t for you. take medicine with soda or juice. stay up late playing video games to relax. Rate the following descriptions about the flu. 为下列关于流感的描述划定等级 22 should could Should or Could? wear a mask if you go outside. drink a lot of water with honey write down how you’re feeling in a notebook text your teacher about your homework. tell your parents how you feel. wash your hands often. listen to quiet music to relax. ask a friend to share class notes with you. change your clothes if you sweat（出汗） a lot. let your family know you need some quiet time. Discuss with your group members. should could should could should could should could should could should could should could should could should could A. 情态动词填空 (should/could) 1.You ______ see a dentist if your tooth hurts badly. 2.Maybe you ______ try drinking some warm milk before bed. 3.Students ______ not use mobile phones in class. 4.______ I borrow your dictionary for a moment? When you have a fever, you ______ stay at home and rest. B. 反身代词填空 6. Be careful! Don't cut ______ with that knife. 7. The children enjoyed __________ at the amusement park. 8. I taught ______ how to play the guitar. 9. She made the dress all by ______. 10. "Help ________ to some cookies," my grandma said. 二、填空。 should could should Could should yourself themselves myself herself yourself 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. We couldn’t enjoy while our mother was in hospital. 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. knife-knives in hospital 住院 in the hospital 在医院里 主+used to do sth.过去常常做某事 主+be used doing sth. 习惯做某事 clear adj.清楚的；无疑的 v.清除 be clear about sth.对...清楚 clearly adv.清晰地 not...but...不是...而是... not only...but also...不仅...而且... pain n.(生理上的)疼痛 V.使痛苦 painful adj. 令人疼痛的 should wear a mask if you go outside. should drink a lot of water with honey could write down how you’re feeling in a notebook could text your teacher about your homework. should tell your parents how you feel. should wash your hands often. could listen to quiet music to relax. could ask a friend to share class notes with you. should change your clothes if you sweat（出汗） a lot. could let your family know you need some quiet time. Should or Could? 观察并尝试总结should和could在用于提建议时的用法区别 基础作业：用思维导图将本单元的语法重点进行归纳。 进阶作业：编写一段对话（6–8句），内容为“朋友生病了，你给他建议”，要求包含： 使用至少2次 should / shouldn’t；使用至少1次 could；使用至少1个反身代词 拓展作业：制作一份“健康生活小指南”海报（中英对照），内容需包含：3条健康建议，每条建议中必须使用 should 或 could；1条使用反身代词的自我护理提示；可配图或图标，增强可读性 Homework Thank you for listening! $