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What should we do to prevent the illnesses? Section A 学习目标1.掌握以下单词和短语的用法： go ahead, prevent,build up, keep away from, must2.会用first, second, third, finally等顺序词来描述事物。3.会用must/had better/should 等来表达建议。 Flu is a serious illness, what should we do to prevent it？Listen to 1a and check Dr. Lis advice.录音1a-P43 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 自学指导 1.读1a，找出以下短语。 1）开始吧/问吧 2）增强某人的体质 3）使我们的房间干净 4）一直 5）远离 6)立刻，马上 7)采纳某人的建议 2.找出李医生给的建议。1)go ahead2)build sb up3)keep our rooms clean4）all the time5)keep away from6）at once7）take /follow ones advice 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. we should keep away from crowded places. 合作探究读并翻译1a.（组内解决疑难点，组内无法解决的，组长统计好。） 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 Eg: Must I finish my homework now ? No, you neednt. / No，you dont have to. prevent阻止，阻碍 prevent sb/sth (from) doing sth 阻止某人/某物做某事=stop sb/sth (from) doing sth=keep sb/sth from doing sth我们应该阻止学生玩电脑游戏。We should prevent/stop/keep students from playing computer games. 1.Read 1a with your partner. 2. 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 exerciseoften. We must go to seea 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 keepthe air fresh. We should change our clothes often. Drink a lot of water.Wash hands often.Give more advice to prevent the flu 1.May I use your pen, Mr. Li? Sure,_Ae on B.go away C.go ahead De here2. Must I finish my homework today? No, you _.A.mustnt B.neednt C.dont have to D.B or C3.You shouldnt go to crowded places.(同义句转 换） You should _ _ _ crowded places.cDkeep away from 1.We know how to prevent the flu.2.We can use must/had better/ should to give advice. 写一篇小短文来说明如何预防流感。背诵1a。
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