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

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