牛津译林版九年级英语上Unit4 Grammar课件(共18张PPT)PPT格式课件下载.pptx
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2.08m&
1.88mBeforehewasborn,hewasbelievedtobecomeafuturebasketballstar.MakeaguessaboutYaoMingslegend!
1.Whenhewas9,2.Afterhetooksomebasketballtraining,3.While(hewas)attendingjuniorhigh,heshowedhistalentinthegame.hejoinedtheShanghaiYouthTeam.hetooksomebasketballtraining.Howtouse“before”&
“after”?
Beforehewasborn,hewasbelievedtobecomeafuturebasketballstar.Afterhetooksomebasketballtraining,heshowedhistalentinthegame.atanearliertimethanbeforeatalatertimethanafter1.Youshouldturnoffthelightsyouleavetheroom.=Youshouldturnoffthelightstheroom.2.Tomwenttoschoolhefinishedhisbreakfast.hisbreakfast.3.TimepassedquicklyandthreemonthswentbyIknewit.4.Thesuncameoutthestormstopped.Filltheblankswith“before”&
“after”beforebeforeleavingafter=afterfinishingbeforeafterbefore/after+句子或doing形式Howtouse“when”&
“while”?
Whenhewas9,hetooksomebasketballtraining.While(hewas)attendingthejuniorhigh,hejoinedtheShanghaiYouthTeam.when既指时间点,也可指一段时间;
因此when引导的时间状语从句中的动词可以是终止性动词或延续性动词while只指一段时间,while从句中的动词必须是延续性动词。
rained.3.Iwasabouttoleavethephonerang.Filltheblankswith“when”&
“while”1.Thedaysgetlongerwhenspringcomes.2.When/whiletheboyswereplayingfootball,itwhenwhile4.When/while(sheis)introuble,shealwaysasksmeforh当el主p.句和从句主语一致且从句中有be动词时,可省略从句的主语和be动词正在此时,突然4.Jackisstronghisbrotherisweak.表对比5.While,hereceivedacallfromhismum.A.theTVwasonB.hewaswatchingTVC.hewatchedTVD.heiswatchingTVBADavidiswritinginhisdiaryaboutoneofhisdays.Helphimcombinehissentencesusingbefore,after,whenorwhile.(P54)1.Igotojoggingeverymorning.ThenIhavebreakfast.IgojoggingeverymorningbeforeIhavebreakfast.2.Ipractisedplayingbasketballforhours.Ifelttiredout.AfterIpractisedplayingbasketballforhours,Ifelttiredout.3.ImetPeter.Iwaswaitingatthebusstop.ImetPeterwhile(Iwas)waitingatthebusstop.4.IwaswatchingTV.Ireceivedacallfrommyuncle.While(Iwas)watchingTV,Ireceivedacallfrommyuncle.5.Iwasreadytogotobed.Myfathercamebackfromwork.Iwasreadytogotobedwhenmyfathercamebackfromwork.Howabouthisbasketballcareerlater?
was18yearsold,hejoinedthenationalbasketballteam.WhenhejoinedtheSincehenationalbasketballteam,hehaswonmanycompetitions.since在一般情况下,从句谓语动词用一般过去时,而主句的谓语动词用现在完成时的延续形。
Whyishesofamousallovertheworld?
Hedidntgetthechancetobeaworld-famoussuperstaruntilhejoinedtheNBA.He/practicedplayingbasketballveryharduntil/tilltheyear2011,whenheendedhisbasketballcareer.until/tilluntil在肯定句中,主句的谓语动词必须是延延续续性性动词。
他一直在工厂里工作,直到成功地写出了一部戏剧。
Heworkedinafactoryuntilhesuccessfullywroteaplay.notuntil直到才主句的谓语动词可为瞬间性动词(B)Whendidyougotosleeplastnight?
-Ifinishedmyhomework.A.UntilB.NotuntilC.BeforeD.TillB1.Practise:
Fillintheblankswithsince,tilloruntil.thebusarrived.1.IhavebeencrazyaboutplayingbasketballsinceIwasalittleboy.2.Theweatherhasbeenawfulthisweek.Theraindidnotstopuntilforsevendays.3.Weplayedbasketballintheplaygroundthisafternoonuntil/tillitwasgettingdark.4.ItisthefirsttimewehaveplayedbasketballsinceMonday.Weenjoyedourselvesverymuch.5.Iwaitedfor20minutesatthebusstopuntil/till6.ItisFridayevening.IwillnotgotobeduntilIfinishwatchingmyfavouriteTVprogramme.主将从现Whatdidhedoafterheendedhiscareer?
一一就就)heendedhiscareer,hebecameacollegestudent.Hewilltakepartinthe任何任何时时Assoonas(charitywhenever(候候)heisneeded.注意:
whenever可以用everytime替换。
C1.Practise:
Fillintheblankswithassoonasorwhenever.hetalksaboutbasketball,hegetsexcited.1.Davidwillgotoplaybasketballassoonasschoolisover.2.HewatchestheNBAwheneverTV.4.helearntthattheNBAplayerswouldcAomsseootonCashina,hetriedhisbesttogetaticket.3.Whenever主将从现thereisagameonC2:
Completethefollowingarticlewiththecorrectconjunctionsyouhavelearntinthisunit.tookpartintheOlympicsinYaoMingwasborninShanghaiin1980.Hegothisfirstbasketballwhenhewasonlyfouryearsold,buthedidnotbecomeseriousaboutbasketballuntilhewas12.YaojoinedtheHoustonRocketsin2002andbecamethebestChineseplayertoeverplayintheNBA.When/BeforehewenttotheUSA,heknewlittleEnglish,buthequicklylearntthelanguage.Thebestmomentinhiscareerwasin2004-hescored41pointsinagameagainsttheAtlantaHawks.WhenYaoMingwaslivingintheUSA,hereturnedtoChinawheneverhewasneeded.He2004andin2008asoneoftheChineseathletes.Afterheendedhisbasketballcareer,YaoMinghasdonemorecharitywork,especiallyforpoorChineseteenagers.Homework