仁爱英语八年级上册Unit 2 Topic 3 SectionA (共33张PPT).ppt

1、Section ATopic 3 Must we exercise to prevent the flu?1.学习并掌握新单词、词组：journalist,question,ahead,prevent,build,finally,go ahead,build sb up,all the time,crowded,sore,throat,Internet2.学会并运用情态动词must征询意见（重难点）-Must we exercise often?-Yes,we must./No,we neednt./No,we dont have to.3.能够用should/must/had better给

2、出建议 We should keep away from crowded places.4.逐步提高通过听获取具体信息的能力Whats wrong with her?She has a toothache.She shouldnthad better not_eat too much chocolate.Review:AskandanswerI have a headache.You should had better_.stay in bed and have a good sleepReview:AskandanswerI have a fever.You should had bette

3、r _.drink enough boiled waterReview:AskandanswerNEW WORDS:Journalist d:(r)nlst n.记者question kwestn n.问题；v.询问 ahead hed adv.向前go ahead 开始 prevent prvent v.阻止build bld v.增强 build sb.up 增强的体质all the time 一直finally fanli adv.最后 crowded kradd adj.拥挤的 sore s:(r)adj.（发炎）疼痛的 throat rt n.喉咙Internet int(r)net

4、 n.互联网看谁记得快又准questioncrowdedpreventbuildfinallyInternetConsolidation:词汇城堡。根据句意及首字母提示，完成下列句子。1、The car couldnt start,so f _ we decided to go on foot.2、To prevent the flu,we should often open the window and keep the air f _ all the time.3、Can I ask you a few q _?Certainly.4、They are going to b _ some

5、houses for students next year.5、You can find some interesting stories on the I _.inallyreshuestionsuildnternet2.A.Listen to the passage and circle the symptoms(症状)that you hear.fevercoughheadachebackachetoothachestomachachesore throatsore eyesB.Listen again and check the advice you hear.Shoulddrink

6、lots of boiled water take some cold pills lie down and take a good rest brush your teeth twice a dayShouldnt work on the Internet too long go to crowded places play sports too much eat hot foodWhat should we do to prevent the illnesses?prevent 阻止，预防1.prevent sth 阻止/预防某事2.prevent sb.from doing sth 阻止

7、某人做某事你必须阻止他玩电脑游戏。You must _him _ computer games.preventfrom playingWhat should we do to prevent the illnesses?We had better _.eat more vegetables and fruit.What should we do to prevent the illnesses?We should _often.open the window We mustnt _.What should we do to prevent the illnesses?keep fingerna

8、ils long.What should we do to prevent the illnesses?We should do exercise to build us up.增强的体质；使增强体质他说游泳可以使他增强体质。He says swimming can _.build him upWhat should we do to prevent the flu?Listen to 1a and check Dr.Lis advice.1.exercise often2.keep the air fresh3.go to bed early4.wash hands and change c

9、lothes often 5.keep our rooms clean6.drink enough water7.take some medicine8.keep away from crowded places 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

10、 our clothes often.We should keep away from crowded places.(Kangkangs father,Dr.Li,is talking with a journalist on TV.)J:May I ask you some_,Dr.Li?D:Sure,_.J:These days many people _.So_?D:Well,_,we should exercise often to _us_._,we should _our rooms clean and the air fresh_._,we should wash our ha

11、nds and change our clothes often._,we should _ crowded places.J:_we go to see a doctor at once when we have the flu?D:_.J:Well _ your advice.Thank you.what should we do to prevent it?firstbuildupSecondkeepThirdall the timeFinallykeep away fromMustYes,we must.takequestionsgo aheadhave the flu动词不定式作目的

12、状语立刻，马上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?Yes,we must.No,you neednt./No，you dont have to.Example:A:Must we do exercise to prevent the flu?B:Yes,we must.A:Must we take

13、some medicine to prevent the flu?B:No,we dont have to./No,we neednt.在表示建议,反问,请求的疑问句中,或期望得到肯定回答时,多用some而不用any.Please have a try!Easy1 分Medium2 分Challenging3分单项选择1.May I use your pen,Lily?Sure,_.A.come onB.go away C.go ahead D.come here返回单项选择2.Mr.Lee goes swimming twice a week.He says it can_.A.cheer

14、on him B.cheer him on C.build him up D.build up him返回单项选择3.Dont worry.Take exercise often,and youll get well soon.Thank you.Ill_ your advice.A.take B.make C.give D.hear返回单项选择4.Must I finish my homework today?No,you_.A.mustnt B.neednt C.dont have to D.B or C返回单项选择5.What should we do_the flu?Do more e

15、xercise and have a healthy eating habit.A.to prevent B.preventing C.prevent D.prevents返回按要求完成句子。1.Must we arrive there before 9 oclock in the evening?(做否定回答)No,_ _./No._ _ _ _.2.You shouldnt go to crowded places.(同义句转换)You should _ _ _ crowded places.返回you/we needntkeep away fromyou/we dont have toA

16、:Hello,Mike!_B:Hello,John!Im fine,thanks.Oh,John,you dont look well._A：I have a bad cold.Im afraid I cant go to work.B：_ But youd better see a doctor,and you should stay in bed and have a good rest.A：I think so.I get tired easily._B：Well,I think you should do more exercise.It can keep you fit.I keep running every morning._A：Yes,Id like to.See you tomorrow morning.B：See you.B E C D A 返回1.We know how to prevent the flu.2.We can use must to ask for advice.3.We can use must/had better/should to give advice.1.完成课本P44.3的练习，然后写在作业本上。2.Do the exercise book Section A.3.背诵1a.为了快乐而学习