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1、SectionAGrammarFocus定语从句（AttributiveClause）在复合句中，修饰名词或代词的从句叫定语从句。被定语从句修饰的名词或代词叫先行词。引导定语从句的词叫关系词。IlikemusicthatIcandanceto.Carmenlikesmusicianswhoplaydifferentkindsofmusic当先行词是人时，关系词可以用that、who当先行词是物时，关系词用that、which注意:◆在由that,who和which引导的定语从句中,当它们在从句中作主语时,都不可以省略；作宾语时,都可以省略。
2、IlikemusicthatIcandanceto.Carmenlikesmusicianswhoplaydifferentkindsofmusic.定语从句在句中作定语,用来修饰某个名词或代词,这个名词或代词叫先行词,而定语从句位于先行词的后面。用来引导定语从句的词叫做关系词。关系词分关系代词(that,which,who,whom,whose)和关系副词(when,where,why)。关系词引导定语从句,指代先行词,并在从句中作一定成分,如作主语、宾语或状语等。用来引导定语从句的关系代词有that,which,who,whom,who
3、se。本单元我们重点讲解that,who和which引导的定语从句。◆that引导的定语从句that引导定语从句时,既可以指人,也可以指物,在从句中可以作主语或宾语。Heisapersonthatdoeswhathesays.(person是先行词,that在从句中作主语)他是一个说话算数的人。ThecatthatIboughtyesterdayisill.(cat是先行词,that在从句中作宾语)我昨天买的那只猫病了。◆who引导的定语从句who引导定语从句时只能指人,在从句中可以作主语或宾语。Afriendwhohelpsyouwhen
4、youhavetroubleisarealfriend.(friend是先行词,who在从句中作主语)在你有困难时帮助你的朋友才是真正的朋友。 whom也可以引导定语从句,在从句中只能作宾语,有时可以和who互换,但介词后只能用whom,不能用who。Heisthemanwho/whomIhavebeenlookingfor.=HeisthemanforwhomIhavebeenlooking.他就是我一直在找的人。◆which引导的定语从句which引导定语从句时,只能指物,在从句中可以作主语或宾语。Iwanttotakeawayth
5、ebookwhichyoushowedmeyesterday.(book是先行词,which在从句中作宾语)我想带走你昨天给我看的那本书。注意:◆在由that,who和which引导的定语从句中,当它们在从句中作主语时,都不可以省略；作宾语时,都可以省略。◆介词后面只能用which或whom,不能用that或who。Ⅰ.用that,who,which或whom填空1.Alicelikessingers_________writetheirownmusic.2.Generally,oldpeoplelikemusic_______isquie
6、tandgentle.3.Thegirl_______________youmetjustnowinthestreetismyfriend.4.Thisistheschoolin_______Istudiedtwoyearsago.5.Themanwith_______myfatheristalkingoverthereisourheadteacher.II.根据句意,用正确的关系代词填空。1.Heistheman__________isreadytohelpothers.2.Thegirl________________Ispoketoj
7、ustnowismyfriend.3.Thedress___________youboughtinthecitymallismadeofsilk.4.Billlikesmusic___________hecansingalongwith.5.Thisisthevillage__________Iusedtolivein.6.Womenalwayslikebuyingmanythings_____________theydon’tneedatall.7.I’mstudyingasubject___________Iamveryinterest
8、edin.8.Thegirlwith________Iwentshoppingyesterdayismycousin.
