资源描述：
《语法讲解――同位语从句.ppt》由会员上传分享，免费在线阅读，更多相关内容在PPT专区-天天文库。
1、Grammar同位语从句同位语从句是名词性从句中的主要从句之一，大家还记得名词性从句包括哪几种从句吗？主语从句表语从句宾语从句同位语从句语法讲解(一)1.同位语theAppositive同位语是句子成分的一种,它位于名词、代词后面,说明它们的性质和情况,它可以由名词、代词、名词性短语或从句充当。同位语的表现形式有以下几种：(1)名词Jim,mybrother,isahandsomeboy.(2)代词Imyselfwilldotheexperiment.(3)数词Sheistheyoungestamongthemfive.(4)从句Hetoldmethenewsthattheplanehadex
2、ploded.他告诉我飞机爆炸的消息。(5)由suchas,thatis引导Somesubjects,suchasmathsandphysics,areverydifficulttolearn.某些学科,例如数学和物理,是很难学的。(6)由of引导ThecityofBeijinghasbeengreatlychangedsince2008.自从2008年以来,北京市发生了很大的变化。2.同位语从句theAppositiveclause(1)同位语从句的定义在复合句中用作同位语的从句称为同位语从句。同位语从句是名词性从句的一种。它在句中起同位语的作用。语法讲解(二)它一般放在fact,news,
3、idea,truth,hope,problem,information,belief,thought,doubt,promise,question等名词的后面,对前面的名词作进一步的解释,说明前面名词的具体含义。引导同位语从句的词有连词that,连接副词how,when,where,whether,what等。e.g.Theproblemwhetherweshouldcontinuetodotheexperimenthasbeensolved.Ihavenoideawhenhewillcomeback.同位语从句有时被别的词把它和名词隔开：注意:ThestorygoesthatMarrykil
4、ledthekingwithanarrow.Wordcamethattheirteamhadwon.⑵同位语从句的表现形式:①由that引导Thefactthatyouhaven’tenoughtimetodotheworkissimplyunbelievable.Wordcamethathehadbeenaboard.②由whether引导Thequestionwhetherweneedmoretimetodotheworkhasnotbeendiscussed.③由when引导Ihavenoideawhentheywillgo.⑶有时可用namely(即),thatistosay(也就是说
5、),inotherwords(换句话说),thatis(那就是),forexample等引出同位语,说明其前面的名词或代词。有时同位语直接跟在名词或代词的后面。Hetoldusthegoodnews,namely,themuseumisopentoall.ThereisonlyonewayofimprovingyourEnglish,thatis,topracticemore.1.Oneofthemheldtheview__thebooksaidwasright.A.whatthatB.thatwhatC.thatD.whether单项选择2.Ihavenoidea_______.A.howt
6、odoB.whenshallwestartoutforthetripC.whathashappenedtomywifeD.howmuchhavetheyearned1.Alongwiththeletterwashispromise____hewouldvisitmethiscomingChristmas.(2004春季上海) A.whichB.that C.whatD.whether答案B。这是一个同位语从句,解释promise的具体内容,要用that引导。高考题2.Someresearchersbelievethatthereisnodoubt______acureforAIDSwillbe
7、found.(05广东卷)A.whichB.thatC.whatD.whether3.Danbyleftwordwithmysecretary_________hewouldcallagainintheafternoon.（05浙江卷）A．whoB．thatC．asD．which⑷同位语从句与定语从句的区别:同位语从句与定语从句在使用中常常混淆,我们可以从以下几个方面区别它们:①同位语从句说明的名
