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1、Unit 2 Keeping Healthy Topic 3 Must we exercise to prevent the flu? Section A,illnesses,感冒,发烧,咳嗽,头痛,牙痛,背痛,胃痛,have a cold,have a fever,have a cough,have a headache,have a toothache,have a backache,have a stomachache,Review,流感,have the flu,What should we do to prevent the illnesses?,We should do exerc
2、ise to build us up.,Ask and answer,预防,使身体强壮,What should we do to prevent the illnesses?,We had better eat more fruit and vegetables.,Ask and answer,What should we do to prevent the illnesses?,Ask and answer,We shouldnt spit everywhere.,What should we do to prevent the illnesses?,We must keep our roo
3、ms clean and the air fresh.,Ask and answer,We mustnt keep fingernails long.,What should we do to prevent the illnesses?,Ask and answer,We should do morning exercises.,We should wash our hands before meals.,We must not throw litter about.,What should we do to have healthy living habits?,high fever (3
4、8C),dry cough,What are the symptoms of the flu?,breathing difficulties,muscle aches,chills and shivering,The flu spreads quickly among people.,1a Listen, look and say.,Journalist: May I ask you some questions, Dr. Li? Dr. Li: Sure, go ahead. Journalist: These days many people have the flu. So what s
5、hould we do to prevent it? Dr. Li: Well, first, we should exercise 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 crowed places. Journalist: Must we go to see a doctor at once when we have the flu?,
6、Dr. Li: Yes, we must. Journalist: Well take your advice. Thank you.,Flu is a serious illness, what should we do to prevent it？ Listen to 1a and check Dr. Lis 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
7、water 7.take some medicine 8.keep away from crowded places,Listen again and write down Dr. Lis 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.
8、,we should keep away from crowded places.,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 neednt. / No, we dont have to. 注：此处不能用 mustnt (禁止；不准)回答 e.g. Must I finish my homework now ? No, you neednt. / No，you dont have to.,1d Make similar conversa
9、tions 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 dont have to. / No, we neednt.,Pair work,2. A. Listen to the passage and circle the symptoms that you hear.,fever cough,headache backache,toothach
10、e 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,Shouldnt,work on the Internet too long go to crowded places play sports too much eat hot food,3. Look a
11、t 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 ai
12、r fresh.,We should change our clothes often.,Drink a lot of water.,Wash hands often.,Give more advice to prevent the flu,Eat healthy food.,Dont go to crowded places.,Do more exercise.,Open the windows.,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
13、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: Im a doctor. _ A: _,F,G,B,D,C,Exercises,你先走，我一会就赶上你。 You _, I will catch up with you in a few minutes. 2. 我们应该远离危险的地方。 We should _ the dangerous places. 3. 小敏每
14、天在家都帮助妈妈做扫除。 Xiao Min helps her mother _ _ at home every day. 4. 这封信一直都在我的口袋里。 The letter is in my pocket _.,go ahead,keep away from,do some,all the time,cleaning,完成下列句子。,5. The good news _ (传播) fast. We are very happy to hear it. 6. Where is Doctor Chen? He is _ (检查) a sick baby. 7. A young man jum
15、ped into the river to _ (挽救) the child in the water. 8. Can you find Mr. Li in the photo? Yes. He is sitting _ (在中间) his students. 9. The doctor is very kind. He is always friendly to his _ (病人).,spreads,examining,save,among,patients,根据句意和首字母提示写出单词。 1. H_ up, or well be late for school. 2. We must do e_ every day to keep healthy. 3. Do you have any q_? - Yes. But I will ask the
