定语从句中as与which的区别PPT课件

.,语法活用,which和as引导非限制性定语从句的区别,.,which和as引导非限制性定语从句的区别熟读深思朗读以下各句,注意划线部分,并思考：which和as引导的非限制性定语从句有何区别？（位置，含义）,.,Asisknowntousall,theearthmovesroundthesun.众所周知,地球是围绕太阳运动的.2.David,asyouknow,isaphotographer.戴维是个摄影师,如你所知。(不可用which)3.LiMingislate,asisoftenthecase.李明迟到了,这是经常发生的。(可用which)4.LiMingwaslate,which(=andthis)madeMr.Zhangveryangry.李明迟到了,这使张先生非常生气。(不可用as)5.Hemarriedher,whichwasunexpected.他和她结婚了,这是出乎意料的。(不可用as),主语,宾语,主语,主语,主语,主句前,主句中,主句后,主句后,主句后,.,相同之处：当先行词指整个主句的意思时,这类非限制性_只能由_或_来引导。两者的区别在于：which引导的定语从句只能位于_,而as引导的定语从句可位于_。（位置）2._常译作“这”;而_常译作“正如”,且多与see,expect,imagine,know,hope等动词连用。（含义）3.在定语从句中作主语时,若用_,其谓语部分一般有be;若谓语是不含be的行为动词时,要用_。4._引导的定语从句只表示一个众所周知或意料之中的事,而which不受此限制。5.as常用于固定搭配中:asisoftenthecase(这是常有的事),asweexpected(不出所料);asoftenhappens(正如经常发生的那样)；asisknowntoall(众所周知);ashasbeensaidbefore(正如以前所说);asismentionedabove(正如上面所提到的)等。,归纳总结,主句后,主句前、中、后,which,as,as,which,as,定语从句,which,as,.,灵活运用:名师P219一、单句填空用which或as填空,.,灵活运用:名师P219一、单句填空用which或as填空,Aftergraduatingfromcollege,Itooksometimeofftogotraveling,_turnedouttobeawisedecision.2.Ilookedintotheireyes,Ifoundtheydidntcare,_toldmeitwouldbeuseless,butwhenIlookedintoyours,Isawkindness.3.Jimpassedthedrivingtest,_surprisedeverybodyintheoffice.,which,which,which,.,灵活运用:名师P219一、单句填空用which或as填空,4._isoftenthecase,wehaveworkedouttheproductionplan.5._ismentionedabove,paperisfirstmadeinChina.7._isreportedinthenewspapers,talksbetweenthetwocountriesaremakingprogress.10._isknowntoall,themoontravelsroundtheearthonceeverymonth.,As,As,As,As,.,灵活运用:名师P219一、单句填空用which或as填空,6.Helenwasmuchkindertoheryoungestsonthantotheothers,_,ofcourse,madetheothersenvyhim.8.Theresultoftheexperimentwasverygood,_wehadntexpect.9.Theweatherturnedouttobeverygood,_wasmorethanwecouldexpect.,which,which,which,.,灵活运用:名师P219三、写作运用,.,1.我有一个同学叫Kate,她的妈妈是我以前的英语老师；IhaveaclassmatecalledKate,_2.Kate是一个容易相处的人,我们都喜欢她；Kateisagirl_andwealllikeher.3.Kate在此次口语竞赛中获得第一名,这使得她妈妈很高兴；KatetookthefirstplaceintheSpeechContest,_4.新年就要到了,到时Kate会和她妈妈一起去香港；TheNewYeariscoming,_5.众所周知,香港是一个购物天堂,Kate打算在那里买她需要的东西。_,Hongkongisashoppingparadise,_,whosemotherismyformerEnglishteacher,whoiseasytogetalongwith,whichmadehermotherveryhappy.,whenKatewillgotoHongkongtogetherwithhermother.,Asweallknow,whereKateintendstobuyallthatsheneeds.,.,IhaveaclassmatecalledKate,whosemotherismyformerEnglishteacher.Kateisagirlwhoiseasytogetalongwithandwealllikeher.KatetookthefirstplaceintheSpeechContest,whichmadehermotherveryhappy.TheNewYeariscomi