Unit2Topic3MustweexercisetopreventthefluSectionA八年级英语讲义32

Unit2Topic3mustweexercisetopreventthefluSectionA鸵知识精讲逐'知识点01question和problem〔教材Page43la)课标单词journalistnn.问题aheadadvpreverntv.v.增强，建筑，建造adv最后，最终crowdedadjsoreadjthroatn.n.因特网目标短语go开始，开始做buildsb增强...的体质keepaway远离all(he一直，总是常考句型Iaskyousomequestions?我可以问几个问题吗？We'llyouradvice.我将采纳你的建议。重点语法haveto和must的用法question意为“问题，疑问"，指容易解决的或口头答复的问题。►Excuseme,mayIaskyouaquestion?problem多指“难题，问题〃，通常指短期难以解决的问题，如社会问题。►Toomuchhomeworkisabigproblemforstudents.Thisisadifficult.Ican'tworkitout.言、知识点02Goahead.（口语）进行吧！干吧！请吧！〔教材Page43la〕Goahead.（口语）进行吧！干吧！请吧！常用的口头表达法，可表示同意对方法请求，也可表示请对方先走或先做某事。►——MayIstartnow?——Yes,goahead.——我现在可以开始吗？——是的，开始吧。MayIuseyourbike?.Iwon'tuseittoday.A.Sorry,youcan'tB.TdlovetoC.Goahead.丞,知识点03buildSb.up增强某人的体质〔教材Page431a〕build是动词，意为“增强，建造"，过去式built,buildsb.叩增强某人的体质，相当于makesb.strong。其宾语如果是副词，要放在中间。如果是名词，可以在中间或后面。►Wcshouldexerciseoftentobuildusup我们应该经常锻炼来增强体质。【典例】Youshoulddosomesportstoyourbodies.【典例】Youshoulddosomesportstoyourbodies.A.buildupB.putupC.growupA*•''知识点04keepawayfrom远离[教材Page431a]keepawayfrom远离，后接名词，或代词，动名词。可与stayawayfrom互换使用。【典例】►Keepawayfromthefire.远离火。【典例】|It'sgoodforyourhealthtofromsmokinganddrinkingA.farawayB.putawayC.keepawayA'知识点05first,...Second,...Third,...Finally,...〔教材Page431a〕first首先（也可以作为序数词来解释，第一）second其次］第二）third然后、以及（第三）finally最后这是一般来说用于介绍步骤或者表达观点的词，可运用于作文中。曼,知识点05情态动词haveto的用法〔教材Page431a〕haveto的用法（I）haveto可视为情态动词，但它与其他情态动词在用法上稍有不同。其他情态动词没有人称和数的变化,而haveto却要视主语的不同而变化I/You/We/Theyhaveto...He/She/Ithasto...Youdon'thaveto...Doesshehaveto...?

⑵haveto又作havegotto,意思是“必须，不得不"。和must不同，must强调主观需要；haveto强调客观需要►Sorry,Ihavetoleavenow.►I'vegottogotoameeting.【典例】I.--MustIwaitherenow?【典例】-No,you.Butyoushouldbebackintenminutes.A.mustn'tB.can'tC.don'thavetoA.mustn'tB.can'tC.don'thaveto【典例】A.mayB.canC.havetoR.…Ican'tgiveupsmoking,doctor.【典例】A.mayB.canC.haveto…Foryourhealth,I'mafraidyou.J能力拓展一、根据音标、提示词或句子意思填写单词。.Youcanpulupyourhandsifyouknowtheanswerstothese.Wewill/bild/abridgeovertheriver..Youhadbetternotworkonthe/ints'net/toolong..(final),Tomfoundhispurseinhisbedroom..Youradviceisverygood,rilit..Theheavytraffic(prevent)Mr.Lifromcatchingtheplaneyesterday.二、情景交际。.你想向李医生请教你是否有必要吃药来预防流感，你可以这样问：Dr.Li,mustI?.你想告诉小朋友们要离狗远一点，你可以这样说：.你想说我们应该经常做运动强健身体，你可以这样表达：Weshould.你的班主任要求你们保持教室干净,她会这样说：Youshould.你想告诉医生你会接受他的建议，你可以这样表达：fii分层提分题组A根底过关练一、根据汉语意思完成句子。.Wcshouldexerciseoftento(增强我们的体质)..You'dbetter(远离)thosedangerousanimals..Don,talwaysgotothe(拥挤的地方)..Youcanhavesome(感冒药)whenyouhaveacold..Hisfather(不得不)getupearlyeveryday.二、选择填空。()1.Wemustkeepourschool.A.cleanB.cleansC.cleaning()2.Medicineisdangerousforchildren,soitshouldbekeptawaythem.A.byB.toC.from()3.Mymotheroftenhergoodfriendsonthephone.A.talkswithB.talksofC.talksabout()4.Theteacherkeptthestudentsuntiltheyunderstoodit.A.readB.toreadC.reading()5.1missedthebus,soIgohomeonfoot.A.hastoB.hadtoC.must()6.Hisbackachemayhimfromplayingintomorrow'sgame.A.preventB.leaveC.cause()7.—MustIstayhereallthetime?—No,you.A.don'thavetoB.mustn'tC.can't()8.—Excuseme,mayIaskyouaquestion?—Sure,A.goaheadB.you'dbetternotC.Ihopeso题组B能力提升练一、翻译以下句子。.保持空气一直清新能使我们保持健康。.我必须吃些感冒药吗？不，不需要。.我们应该喝足够的水来预防流感吗？.康康经常洗手并且勤换衣服。.你最好经常淋浴。二、完形填空。Avawasill.Shewenttoseeadoctor.Thedoctoraskedherto]herlongue（舌头），andthenhesaid,“OK.Youcanputyourtonguebacknow.There's2wrongwithyou,butI'mafraidyouhaveaproblem,younevertake3“But,doctor,"Avasaid,UIdon'tthinkso."“Don't4mewhatyouthink,"thedoctorsaid,“Iseealotofpeople5you.Noneofthemgetanyexercise.TheysitinofficesalldayandinfrontoftheTVintheevening.Youmustwalkquicklyforatleast20minutesaday.”“Doctor,youdon'tunderstand/7Avasaid,<4Itakeenoughexerciseeveryday.”"Idon'twantto6anyexcuses/'thedoctorsaid,uYoumustfindtime7exercise.Ifyoudon't,youwillget8andhavehealthproblems."uButIwalkeveryday.z，Avasaid.“Oh,yes,andIknowwhatkindofwalkingthatis.Youwalk9meterstothebusstopfromyourhouse,fromthebusstoptoyouroffice,andfromyourofficetoyourdining-roomfbrlunchandback.That'snotarealwalk.Tmtalkingaboutawalkbythelakeorintheparkfbr20minuteseveryday.”“Wouldyouplease10me,doctor?”Avasaid,'"mapostwoman.Iwalkfbrnearlysevenhourseveryday.”Foramomentthedoctorwassilent,thenhesaid,“CanIseeyourtongueagain?”A.putawayB.putdownC.putoutD.putupA.somethingB.nothingC.someD.anything

3.A.exerciseB.medicine4.A.tellB.sayC.askD.speak5.A.seemB.likesC.likeD.seems6.A.hearB.sayC.findD.lookfor7.A.aboutB.forC.inD.with8.A.thinB.strongC.fatD.healthy9.A.littleB.alittleC.fewD.afew10.A.tohearB.hearC.tolistentoD.listentoC.medicinesD.exercise题组c培优拔尖练一、单项选择。.…Hello!MayIspeaktoMary?A.I'mMaryMaryismeThisisMaryspeakingTmspeaking2.Myparentsaskme2.Myparentsaskme2.MyparentsaskmeA.I'mMaryMaryismeThisisMaryspeakingTmspeaking2.Myparentsaskme2.Myparentsaskme2.Myparentsaskme2.Myparentsaskmeinordertomakemehealthy.2.Myparentsaskmeinordertomakemehealthy.buildupmebuildmeuptobuildupmetobuildmeupbuildupmebuildmeuptobuildupmetobuildmeup3..MayIaskyousomequestions,Dr.Wang?4.A.You'reweleB.Sure,goaheadC.No,I,mbusyD.Yes,youmustMybikeisbroken（坏了）,soIwalktoschool.A.havetoB.mustC.hasto4.A.You'reweleB.Sure,goaheadC.No,I,mbusyD.Yes,youmustMybikeisbroken（坏了）,soIwalktoschool.A.havetoB.mustC.hastoD.Need5.A.IsaidnotohimB.IdidthatC.IhelpedhimD.IsaidthankstohimXiaoQiangtoldmetobrushhisshoes,but.5.A.IsaidnotohimB.IdidthatC.IhelpedhimD.Isaidthankstohim二、阅读理解MynameisJack.Iameleven.Idon'tliketoexercisebutIliketoplay.Ireallyliketoplaybasketball.YesterdaymymomtoldmethatIhadtoexercise.Itoldher,"No!"Then,Iwentouttoplaysoccerwithmyfriend.Sam.Afterplayingsoccerwejumpedhigh.Thenwerodeourbikes.FinallyIcamehomefordinner.AfterIwashedmyhands,mymomsaid."Thanksforexercising.Whatwasshetalkingabout?Ididn'texercise.Ijustplayedwithafriend!Right?Infact.Ididboth.MyactiveplaytimewithSamhasbeengreatexerciseatthesametime.

Exercisingdoesnothavetobeboring.Somepeoplethinkthatyoucanonlyexerciseatagym.Thatisnottrue（真的）.Runningafteraflyingball,andplayingsoccerwithyourfriendsarcbothgreatwaystoexercise.Whynotjump?Youcouldalsorideyourbike.Thesearcallgreatwaystoexercise,too.Pleaserememberexerciseisreallyjustanotherwordfbr“activefun”!Sofindafriend,chooseasporttoplay,andgetgoing.You'llbesobusyhavingagoodtime,andyou'llforgetthatyouareexercising.据短文内容，选择正确答案。Whatdidn'tJackdo