牛津译林版英语 9上unit5 grammar 课件共25张ppt.ppt

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1、Grammar(1)1.Helovesthesoundsoftherushingwaterandtheblowingwind_______,tohim,thebestmusiccomesfromnature.2._____hehadnomusicalinstrumentsthen,hemademusicwithcommonobjectslikestonesandpaper.3.___helikesthesoundsofnature,Tanusesthemalotinhismusic.goReady?becauseSince

2、AsIlikehimbecausehismusicmakesmefeelrelaxed.IlikeTanDun’smusicbecauseheusesthesoundsofnaturealot.IlikeWaterbestbecauseitisveryspecial.回答becausewhy引导的疑问句.使用because来引导原因状语从句.GrammarA:Whendoweuse“because”togivereasons?Lookandanswer:A:Whyareyouwearingaraincoat?B:Becau

3、seit’sgoingtorain.A:WhydoesMikegoout?B:Becausehewantstoplaybasketball.A:Whydoestheboyeatthecake?B:Becauseheishungry.Ithink.A:Whydotheyturnonthefan?B:Becauseitistoohot.______herdaughterhadn’tcomeback,_____shelookedworried.Because;/B.Because;soC.Though;butD.Thought;

4、/√because引导原因状语从句不能和so连用.DanielhasmorequestionsaboutTanDun.HesearchedtheInternetandmadesomenotes.Lookathisnotesandanswerhisquestions.Usebecausetointroducethereasons.PracticeWhywasTanDunchosentowritemusicfortheBeijingOlympics?_______________________________2.Whydoe

5、sTanlikethesoundsofnature?______________________________________________________________Becauseheisaworld-famouscomposer.Becausehethinksthebestmusiccomesfromnature.3.WhyisTanabletobuildabridgebetweentheEastandtheWest?_______________________________________________

6、_______________4.WhydopeoplethinkhighlyofTan’smusic?______________________________________________________________BecausehehassuccessfullybroughtChineseandWesternmusictogether.Becausehehascreatedanewtypeofmusic—musicwithoutboundaries.B.Givingreasonswithsinceandas1

7、.Sinceeveryoneishere,let'sstart2.Sinceso,Ihavenothingtosay.3.Sinceyouarewrong,youshouldsaysorry.1.since侧重主句，意思是“既然；由于；因为”，表示已知的、显然的理由since比as语气稍强，且比as略微正式，它们引导的从句通常放在主句之前，有时也放在主句之后。不表示直接原因。Since可用于省略句，而其他连词不行。（见例2）and用来表示原因.但所表的原因是大家已经知道的.他们的语气比because要弱。Workingou

8、ttherulesSinceas2.as鉴于主从并重，从句说原因，主句说结果。1.Asitislate,Imustgo.2.Asyouwerenotthere,Ileftamessage.as和since的用法大体相同，表示附带说明的“双方已知的原因”或者理由不是很重要，但语气更弱，没有since正式，