定语从句一、概念:在复合句中修饰名词或代词的句子.(在句子中作定语)(Attributiveclause)HarryPorterisasmartboy.HarryPorterisaboywhohasmagicpower.形容词作定语句子作定语,修饰boy,叫做定语从句HarryPorterisaboywhohasmagicpower.先行词关系词定语从句关系代词关系副词which,who,whom,whose,thatwhere,when，why二、用法:Thesearethetreeswhich/thatwereplantedlastyear.先行词是人关系代词:whowhomwhosethatwhich先行词是物Thesearethestudentswho/thatwonthefirstplacelastyear.引导定语从句的关系代词1.who,whom,whose,that用法区别.①who作定语从句的主语或宾语.Themanwhoisspeakingatthemeetingisaworker.Themanisaworker.Themanisspeakingatthemeeting.合并作主语②whom作定语从句的宾语Thewomanwhomtheywantedtovisitisateacher.Thewomanisateacher.Theywantedtovisitthewoman.合并作宾语③that可以作定语从句的主语和宾语.Thewoman_________________theywantedtovisitisateacher.可省略Theman________isspeakingatthemeetingisaworker.who/thatwhom/that/who/--④whose作定语从句的定语(whose既可以指人，也可以指物).Iknowthegirlwhosemotherisateacher.合并Iknowthegirl.Thegirl’smotherisateacher.作定语Ihaveabookwhosecoverisyellow.Iknowthegirl.Itscoverisyellow.合并2.which,that的用法which作定语从句的主语或宾语.Ilikethebook(which/that)youboughtyesterday.Thisisatruckwhich/thatismadeinChina.作主语作宾语可省略3.whose的先行词指物时,可用ofwhich代替,但词序不同，即whose+名词=the+n+ofwhichHelivesintheroomwhosewindowfacessouth.=Helivesintheroom,__________________facessouth.thewindowofwhichHelivesintheroom.Itswindowsfacessouth.thewindowsoftheroomfacessouth.Thehouse,_____________wasdestroyedintheterriblefire,hasbeenrepaired.whoseroofA.theroofofwhichB.whichroofC.itsroofD.theroof房子的屋顶=theroofofthehouse先行词theroofofwhich(which/that/--)who/thatwhosewhich/thatwho,that,whom,which,whose1.Ihaveafriend___________likeslisteningtotheclassicalmusic.2.YesterdayEmilywaswearingthenewdress____________________Igaveher.3.Theman______legbrokeinamatchusedtobeagoodfootballplayer.4.Kateisreadingabook____________istoodifficultforher.5.Hereistheman____________________youwanttosee.whom/that/who/--1.Thisisall____Iknowaboutthematter.A.thatB.whatC.whoD.whether2.Isthereanythingelse_____yourequire?A.whichB.thatC.whoD.what考点一考点一::that与which的区别先行词为all,little,much,everything,nothing,no,something,anything等不定代词时，关系代词用that4.Hetalkedhappilyaboutthemenandbooks_____interestedhimgreatlyintheschool.A.whichB.thatC.itD.whom5.Thelastplace_____wevisitedwastheGreatWall.A.whichB.thatC.whereD.it6.Isoxygentheonlygas_____helpsfireburn?A.thatB./C.whichD.it7.Whichwasthehotel_____wasrecommendedtoyou?A.thatB.whichC.whereD.it先行词为人和物的组合先行词被序数词或最高级修饰先行词前有序数词(thefirst),形容词最高级(thebest),thelast,thevery,theonly等时。若主句中有疑问代词who或者which，为了避免重复,关系代词不要再用who,which，而用that。1.先行词为all,little,much,everything,nothing,something,anything等不定代词2.先行词被all,little,much,every,no,等修饰时。3.先行词被序数词或最高级修饰先行词前有序数词(thefirst),形容词最高级(thebest),thelast,thevery,theonly等时。4.先行词为人和物的组合5.若主句中有疑问代词who或者which，为了避免重复,关系代词不要再用who,which，而用that。只用that的情况:考点一考点一::that与which的区别（（77）主句是）主句是therebetherebe结构，先行词为结构，先行词为物的定语从句用物的定语从句用thatthat。如：。如：ThereisabookonthedeskThereisabookonthedeskthatthatbelongstoFrankbelong...
