,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,#,牛津译林版英语九上9AUnit4grammar公开课ppt课件,Doyouknowhim?,Howmuchdoyouknowabouthim?,Doyouknowhim?Howmuchdoyouknowa,_hewasborn,hewasbelievedtobecomeafuturebasketballstar.,2.08m&1.88m,Before,_hewasborn,hewasbelieve,MakeaguessaboutYaoMingslegend!,When,hewas9,After,hetooksomebasketballtraining,While(hewas),attendingjuniorhigh,heshowedhistalentinthegame.,hejoinedtheShanghaiYouthTeam.,hetooksomebasketballtraining.,MakeaguessaboutYaoMingslegend,Howtouse“before”&“after”?,Before,hewasborn,hewasbelievedtobecomeafuturebasketballstar.,After,hetooksomebasketballtraining,heshowedhistalentinthegame.,after,before,atanearliertimethan,atalatertimethan,Howtouse“before”&“after”?Befor,Youshouldturnoffthelights_youleavetheroom.,=Youshouldturnoffthelights_theroom.,2.Tomwenttoschool_hefinishedhisbreakfast.=_hisbreakfast.,3.Timepassedquicklyandthreemonthswentby_Iknewit.,4.Thesuncameout_thestormstopped.,Filltheblankswith“before”&“after”,before,beforeleaving,after,afterfinishing,before,after,before/after+,句子或,doing,形式,Youshouldturnoffthelights_,Howtouse“when”&“while”?,When,hewas9,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,。,Howtouse“when”&“while”?Whenhew,Thedaysgetlonger_springcomes.,_theboyswereplayingfootball,itrained.,3.Iwasabouttoleave_thephonerang.,4.Jackisstrong_hisbrotherisweak.,4._(sheis)introuble,shealwaysasksmeforhelp.,Filltheblankswith“when”&“while”,when,When/while,when,当主句和从句,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,while,When/while,正在此时，突然,表对比,5.While_,hereceivedacallfromhismum.,theTVwasonB.hewaswatchingTV,C.hewatchedTVD.heiswatchingTV,B,Thedaysgetlonger_sprin,Davidiswritinginhisdiaryaboutoneofhisdays.Helphimcombinehissentencesusing,before,after,when,or,while,.(P54),A,1.Igotojoggingeverymorning.ThenIhavebreakfast.,_,_,2.Ipractisedplayingbasketballforhours.Ifelttiredout.,_,_,IgojoggingeverymorningbeforeIhavebreakfast.,AfterIpractisedplayingbasketballforhours,Ifelttiredout.,Davidiswritinginhisdiaryabouto,3.ImetPeter.Iwaswaitingatthebusstop.,_,_,4.IwaswatchingTV.Ireceivedacallfrommyuncle.,_,_,5.Iwasreadytogotobed.Myfathercamebackfromwork.,_,_,ImetPeterwhile(Iwas)waitingatthebusstop.,While(Iwas)watchingTV,Ireceivedacallfrommyuncle.,Iwasreadytogotobedwhenmyfathercamebackfromwork.,3.ImetPeter.Iwaswaitingatthebu,Howabouthisbasketballcareerlater?,_he,was,18yearsold,he,joined,thenationalbasketballteam.,When,_he,joined,thenationalbasketballteam,he,haswon,manycompetitions.,Since,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,。,Howabouthisbasketballcareerlat,Whyishesofamousallovertheworld?,He_getthechancetobeaworld-famoussuperstar_he,joined,theNBA.,He_practicedplayingbasketballveryhard_,theyear,2011,whenheendedhisbasketballcareer.,didnt,until,/,until/till,Whyishesofamousallovertheworld,until/till,until,在肯定句中，主句的谓语动词必须是,_,动词。,他一直在工厂里工作，直到成功地写出了一部戏剧。,He_inafactory_aplay.,notuntil,直到,才,主句的谓语动词可为瞬间性动词,()Whendidyougotosleeplastnight?-_Ifinishedmyhomework.,A.UntilB.NotuntilC.Before,worked,untilhesuccessfully,wrote,B,补全！,延续性,until/tilluntil在肯定句中，主句的谓语动词必须,B1.Practise:Fillintheblankswith,since,till,or,until,.,1.Ihavebeencrazyaboutplayingbasketball_Iwasalittleboy.,2.Theweatherhasbeenawfulthisweek.Theraindidnotstop_forsevendays.,3.Weplayedbasketballintheplaygroundthisafternoon_itwasgettingdark.,4.Itisthefirsttimewehaveplayedbasketball_,Monday.Weenjoyedourselvesverymuch.,5.Iwaitedfor20minutesatthebusstop_thebusarrived.,6.ItisFridayevening.I,willnotgo,tobed_I,finish,watchingmyfavouriteTVprogramme.,since,until,until/till,since,until/till,until,主将从现,B1.Practise:Fillintheblankswit,Whatdidhedoafterheendedhiscareer?,_(,一,就,)heendedhiscareer,hebecameacollegestudent.,Hewilltakepartinthecharity_(,任何时候,)heisneeded.,Assoonas,whenever,注意：,whenever,可以用,everytime,替换。,Whatdidhedoafterheendedhiscare,C1,.Practise:Fillintheblankswith,assoonas,or,whenever,.,1.Davidwillgotoplaybasketball_schoolisover.,2.HewatchestheNBA_thereisagameonTV.,3._hetalksaboutbasketball,hegetsexcited.,4._helearntthattheNBAplayerswouldcometoChina,hetriedhisbesttogetaticket.,assoonas,whenever,Assoonas,Whenever,主将从现,C1.Practise:Fillintheblankswit,C2:Completethefollowingarticlewiththecorrectconjunctionsyouhavelearntinthisunit.,YaoMingwasborninShanghaiin1980.Hegothisfirstbasketball_hewasonlyfouryearsold,buthedidnot,becomeseriousabout,basketball_hewas12.Yao,joined,theHoustonRocketsin2002andbecamethebestChineseplayer,toeverplay,intheNBA.,_,hewenttotheUSA,heknewlittleEnglish,buthequicklylearntthelanguage.Thebestmomentinhiscareerwasin2004-he,scored41points,inagame,against,theAtlantaHawks.,WhenYaoMingwaslivingintheUSA,hereturnedtoChina,_hewasneeded.He,tookpartin,theOlympicsin2004andin2008asoneoftheChineseathletes._heendedhisbasketballcareer,YaoMinghasdonemorecharitywork,especiallyforpoorChineseteenagers.,when,until,When/Before,whenever,After,C2:Completethefollowingarticl