Unit 2 Topic 3 课件 2024-2025学年仁爱科普版八年级英语上册

Section A Unit 2 Keeping Healthy Topic 3 Must we exercise to prevent the flu? Watch the flash and write down Dr. Li’s advice. Journalist:May I ask you some questions, Dr. Li? Dr. Li: Sure, go ahead. Journalist: These days many people have the flu. So what should we do to prevent it? Dr Li: Well, first, we should exercise often to build us up. Second, we should keep our rooms clean and the air fresh all the time. Third, we should wash our hands and change our clothes often. Finally, we should keep away from crowded places. Journalist: Must we go to see a doctor at once when we have the flu? Dr. Li: Yes, we must. Journalist: We'll take your advice. Thank you. Listen, look and say (Kangkang's father, Dr. Li, is talking with a journalist on TV) Flu is a serious illness, what should we do to prevent it？ Listen to 1a and check Dr. Li’s advice.  1.exercise often  2.keep the air fresh  3.go to bed early  4.wash hands and change clothes often  5.keep our rooms clean  6.drink enough water  7.take some medicine  8.keep away from crowded places √ √ √ √ √ Watch the flash and write down Dr. Li’s advice. First, _______________________________Second, _______________________________Third, _______________________________ Finally, _______________________________ we should exercise often to build us up. we should keep our rooms clean and the air fresh all the time. we should wash our hands and change our clothes often. we should keep away from crowded places. Make similar conversations after the example. Example: A: Must we do exercise to prevent the flu? B: Yes, we must. A: Must we take some medicine to prevent the flu? B: No, we don’t have to. / No, we needn’t. 1d Key points Must we go to see a doctor at once when we have the flu ? 肯定回答： Yes, we must. 否定回答： No, we needn’t. / No, we don’t have to. 注：此处不能用 mustn’t (禁止；不准)回答 Eg: Must I finish my homework now ? No, you needn’t. / No，you don’t have to. 2. A. Listen to the passage and circle the symptoms that you hear. fever cough headache backache toothache stomachache sore throat sore eyes B. Listen again and check the advice you hear. Should drink lots of boiled water take some cold pills lie down and take a good rest brush your teeth twice a day Shouldn’t work on the Internet too long go to crowded places play sports too much eat hot food √ √ √ √ 3. Look at the pictures and write down the advice on how to prevent the flu, using should, had better or must. 1. 2. We should exercise often. We must go to see a doctor at once when we have the flu. 3. 4. We had better keep away from crowded places. We should take a shower often. 5. 6. We should keep the air fresh. We should change our clothes often. 选择方框中的句子完成对话，其中有两项多余。 A: You look pale, Dr. Li. _________ B: I only feel a little tired. A: It looks more serious than being tired. _________ B: No, thanks. Nothing serious, I think. A: __________ But you have worked for thirty-six hours without having a rest. B: I’m a doctor. _______ A: __________ A. I have to save the patients. B. I know SARS is spreading. C. So you should care for yourself first. D. And it’s my duty to save the patients. E. You must be tired. F. What’s the matter with you? G. May I take you to the office? F G B D C Exercises summary 1.We know how to prevent the flu. 2.We can use must/had better/ should to give advice. Section B Unit 2 Keeping Healthy Topic 3 Must we exercise to prevent the flu? 1a Hello, I’d like to speak to Dr. Li Yuping. Sorry, he is busy now. Oh, can I leave a message? Sure, go ahead. This is Kangkang speaking. Please tell my father not to forget the talk tomorrow afternoon. OK, Kangkang, I’ll give him the message myself. Thanks. Goodbye! Bye! Read and say Miss Hu: Kangkang: Miss Hu: Kangkang: Hello! People’s Hospital. Hello! Could I speak to Dr. Li Yuping? I’m afraid he is busy right now. OK, I’ll ring him up later. ( half an hour later ) Kangkang: Miss Hu: Kangkang: Miss Hu: Kangkang: Miss Hu: Kangkang: Miss Hu: Watch the flash and complete the message. 1b TELEPHONE MESSAGE From: _________ To: ___________ Date: Oct. 9th Time: 12:20 p.m. Message: _______________________ _______________________ Hu Fang Kangkang Dr. Li Yuping Don’t forget the talk tomorrow afternoon. Key points 1. I am afraid he is busy right now. be afraid + 句子 恐怕…… 恐怕他们没时间打篮球了。 I am afraid they have no time to play basketball. 2. 给某人打电话： 3. 留口信: 4. 给某人留个口信: ring sb. up = call sb. up leave a message give sb. a message 1c Work in pairs and practice the conversation in 1a. Then make up a new one based on the following telephone message. From: Betty To: Judy Date: Oct.10th Time: 10:00 a.m. Message: Kangkang’s father will give a talk at 3:00 p.m. today. Be on time and don’t forget to take your camera. Mom 2a Listen to the conversation and fill in the blanks. Mom: Jane: Mom: Jane: Mom: Jane: Jane, are you still watching TV? Yes, Mom. I need to relax. You ______________ watch TV too much. It’s bad for your eyes. And you ______ do your homework first. I did, but I _________ finish it by myself. Can you help me with it, Mom? You _________ do it yourself first. I have to do some cleaning. Is Dad free today? had better not can’t should must Mom: Jane: Mom: Jane: I’m afraid he is busy. ___________ ask your classmates for help? Good idea. But I guess they ______ have problems themselves. Aha! Mom, _____ I use your computer for help? Sure. The computer can help with your studies. You’re right, Mom. I’m sure I _____ finish my homework with the help of it. Why not may may can The reflexive pronouns in 2a: 1. I can’t finish it by myself. 2. You should do it yourself first. 3. I guess they may have problems themselves. 我自己 你自己 他们自己 反身代词是表示或强调自身的代词，有人称和数之分。 数 人称 单数 复数 第一人称 myself 我自己 ourselves 我们自己 第二人称 yourself 你自己 yourselves 你们自己 第三人称 himself 他自己 themselves 他们自己 herself 她自己 itself 它自己 用合适的反身代词填空。 1. 那是他的外衣。他会给自己穿衣服。 That’s his coat. He can dress __________. 2. 小心那把小刀，否则你会伤着你自己。 Be careful of that knife, or you’ll cut __________. 3. 你们必须要照顾好自己，并保持健康。 You must look after __________ and keep healthy. 4. 她自学英语。 She taught _________ English. himself yourself yourselves herself Read the following words and pay attention to the pronunciation of the underlined letters. Then add more words by yourself. 3a / kl /: bicycle / dl /: middle / pl /: people / bl /: table / fn /: often / tl /: little Listen and pay attention to the liaison, weak form and incomplete plosion. Then read after the tape and imitate. 3b good idea give up keep away from come in 2. A: Is Li Ming there, please? B: No, he isn’t here right now. Can I take a message? A: Yes, please. This is Wen Wei. Could I use his bicycle this evening? And if it’s OK， when can I have it? B: I’ll tell him about it. When such words like him, her are linked with other words, h is mute. Section C Unit 2 Keeping Healthy Topic 3 Must we exercise to prevent the flu? Watch the flash and find out the topic sentence in each paragraph. 1a 1a Keeping Healthy Kankang's father, Dr. Li,is giving a talk about health to the students. You need to have healthy eating habits. Breakfast gives you enough energy for the morning. So don't go to school without it. Fruit and vegetalbes are good for your health, but fast food, like potato chips, will make you fat and unhealthy.So eat the right food to keep you healthy. Playing sports can also help you keep fit. But sometimes accidents can happen, so try to stay safe when you play them. It's necessary for you to learn about first aid. Then you can help yourselves or others if an accident happens. 1a Keeping Healthy Happiness is important for your health. It is the best medicine. When you are ill, try to be happy and you'll feel better. On the other hand, you may feel ill if you are always unhappy. So, be happy to be healthy. You must stay away from smoking and drinking. Many students think it's cool to smoke and drink. But they don't know smoking or drinking can cause many illnesses. You should say no to smoking and drinking. Review Work in pairs and check if the following habits are good. If not, give your advice.  Always be happy.  Eat a lot of potato chips.  Smoke and drink.  Drink enough water.  Play sports. Watch the flash and find out the topic sentence in each paragraph. P1: ______________________________ P2: ______________________________ P3: ______________________________ P4: ______________________________ You need to have healthy eating habits. Stay safe when you are playing sports. Happiness is important to your health. You must stay away from smoking and drinking. 1a The topic sentence expresses the main idea of a paragraph. Read 1a and complete the structure of the text. Keeping Healthy Have healthy _______ habits. Play _________. Be _________. Stay away from ___________ and ___________. Eat _______. Eat ___________. Don’t eat _______. breakfast fruit and vegetables fast food sports happy smoking drinking eating Read 1a again and discuss what the red words refer to in the passage. 1c So don' t go to school without it. So try to stay safe when you play them. It' s the best medicine. But they don' t know smoking or drinking… breakfast sports happiness the students Key points need to do sth. 需要做某事 每个人都需要遵守交通规则。 Everyone ________ obey the traffic rules. 2.It’s necessary for sb. to do sth. 对某人来说做某事是有必要的 对我们来说，学好英语是有必要的。 _____________ us ______ English well. needs to It’s necessary for to learn Key points on the other hand 另一方面 在另一方面，喝酒会带来很多疾病。 ________________, drinking can cause many illnesses. 2. stay away from sth. 远离某物/某事 老师告诉我们要远离毒品。 The teacher tells us ____________ rugs. 3. say no to sth. 对……说不 Everyone should ________ wars. On the other hand to stay away from say no to Retell the passage In order to keep healthy, we should _____________, ______________, __________ and _________. We should also _________ and ________. Retell the passage with the help of 1b. Then write it down. You can add two of your own ideas. 2 You can report like this: Health is important to everyone. So we should have healthy eating habits. We’d better eat healthy food like fruit and vegetables, because they are good for our health. Don’t eat fast food. We should also do exercise often to keep fit. Report Exercises 根据中文提示完成句子。 1.吃合适的食物对我们健康是很重要的。 2. 照顾好父母是必须的。 3. 我们应该远离危险的东西。 4. 你会生病，如果你总是不开心。 It’s _________ for us to eat the _______ _______. ______ ______ our parents well is ___________ . We should ______ _______ _______ the danger. You will _____ ______ if you are always _________. important right food Looking after necessary stay away from fall ill unhappy summary Learn some new phrases. need to do sth. 需要做某事 stay away from sth. 远离某物/某事 say no to sth. 对……说不 on the other hand 另一方面 It’s necessary for sb. to do sth. Know how to keep healthy in our daily life. Section D Unit 2 Keeping Healthy Topic 3 Must we exercise to prevent the flu? 1a Tick the following ideas you think are correct before reading. Then read the passage and check. The more exercise, the better. ( ) We should stop exercising when we are hurt. ( ) 3.Drinking while playing sports is bad for our health. ( ) 4.Exercising in a gym is not a good idea. ( ) Should we need to warm up before running？ Yes, we should. 做热身运动 Ask and answer Is it necessary for us to buy good exercise equipment？ No, it isn’t. 运动器材 Should we spend a lot of time exercising? No, we shouldn’t. 花费时间金钱等 1a Listen to 1a and mark True or False. It’s important to warm up before exercising. ( ) It’s necessary to buy exercise equipment. ( ) We should choose a sport that we enjoy. ( ) We shouldn’t drink a lot of water when we exercise. ( ) We had better not exercise when we are hurt. ( ) T F T F T 1a Read 1a and fill in the blanks. How to Exercise Well We need to __________. We should _________________________. We had better not ______________. We should __________________. We mustn’t ________ when we are hurt. warm up find good places to exercise work too hard drink enough water exercise Key points need to do sth. 需要做某事 每个人都需要天天运动。 Everyone _______ ____ exercise everyday. 2.spend time/money on sth. 花费时间金钱在某事上 spend time/money doing sth. 花费时间金钱做某事 ①我们不应该花费太多时间玩游戏。 We shouldn’t _______ too much time ________ computer games. ②I spent 30 yuan ______ this book. needs to spend playing on 3. buy sth. for sb. 为某人买东西 4. instead of 代替 Eg:我会代替你去参加晚会。 I will go to the party _________ you. 5. Rest until you feel better. until：直到 Eg:我做作业直到我妈妈回家。 I did my homework _______ my mother came home. instead of Key points until Rewrite 1a and give a report. You can begin like this: When we are exercising, we should pay attention to the following rules. First, … Second，… Third，… Then，… Grammar Reflexive Pronouns First person Second person Third person Singular ________ yourself himself _______ itself Plural ourselves _________ ____________ Person Number myself yourselves herself themselves Functions _____ I ask you some questions? Sure, go ______. I’m afraid he is ______ right now. OK, I’ll ring him ______ later. I’d ______ to speak to Dr. Li Yuping. Can I _______ a message? Please tell my father ______________ the talk tomorrow afternoon. You should ______ no to smoking and drinking. May ahead busy like leave not to forget say up 1.用适当的反身代词填空。 ① I cooked ______ a meal and then I watched TV. ② If you don’t help him, he’ll have to do it all by _________. ③ I put the food on the table and asked them to help __________. ④ Jack and Peter, did you clean the room ________? ⑤ Be careful with that knife or you’ll cut ________. ⑥ John hurt ______ when he was playing football. myself himself themselves yourselves yourself himself Exercises 2.句型转换。 (1) I have to go to school on foot today. (改为一般疑问句) _____ you _____ to go to school on foot today? (2) Jim has to stay at home to look after his mother. (变为否定句) Jim _______ ______ to stay at home to look after his mother. (3) Do you have to cook for yourself? (否定回答) ____, __ ______. (4) Must I finish my homework now? (否定回答) ____, ____ ________. 或 ____, _____ _____ ______ ____. (5) We’d better go there by bike. (改为否定句) We ______ _______ ______ go there by bike. Do have No I don’t No you needn’t No you don’t have to had better not doesn’t have Project Write Your Own Newspaper Work in groups and discuss about keeping healthy. Make a handwritten English newspaper about keeping healthy. The following information will help you. Topic Picture What to write about Saying Poem Story Keeping healthy 1.healthy eating habits 2.healthy living habits 3.happiness … 1.An apple a day keeps the doctor away. 2.Early to bed, early to rise. 3. Each group makes their own newspaper about keeping healthy. Then share it with the whole class. Project $$