2025年九年級(jí)英語(yǔ)定語(yǔ)從句之關(guān)系代詞講解一、定語(yǔ)修飾名詞或代詞的成分，用來(lái)說(shuō)明名詞或代詞的品質(zhì)與特征。二、作用與位置1.可充當(dāng)定語(yǔ)的主要有形容詞，名詞，介詞短語(yǔ)，非謂語(yǔ)，句子；常譯為“……的”2.單個(gè)的詞作定語(yǔ)時(shí)要放于被修飾詞的前面為前置定語(yǔ)：短語(yǔ)或從句作定語(yǔ)時(shí)要放于被修飾詞的后面為后置定語(yǔ)。定語(yǔ)從句定義：在復(fù)合句中，修飾名詞或代詞的句子，其作用相當(dāng)于形容詞。句子結(jié)構(gòu)：復(fù)合句=主句+定語(yǔ)從句（先行詞+關(guān)系詞+從句）先行詞：定語(yǔ)從句修飾的名詞或者代詞（在定語(yǔ)從句之前）。關(guān)系詞：連接主句和從句的詞（緊跟先行詞）（分關(guān)系代詞和關(guān)系副詞。）①連接作用：連接從句關(guān)系詞的作用②成分作用：充當(dāng)定語(yǔ)從句成分③代替作用：代替先行詞定語(yǔ)從句Ilikethemusic[thatIcandanceto].我喜歡我能隨之而舞的音樂(lè)。先行詞關(guān)系詞關(guān)系詞所作成分關(guān)系詞主語(yǔ)who(指人)、which(指物)、that(指人或物)賓語(yǔ)who/whom(指人)、which(指物)、that(指人或物)定語(yǔ)whose(指人或物)狀語(yǔ)where(指地點(diǎn))、when(指時(shí)間)、why(指原因)關(guān)系代詞who（作主語(yǔ)）,whom（作賓語(yǔ)）,whose（作定語(yǔ)）,which（作主語(yǔ)、賓語(yǔ)）,that（作主語(yǔ)、賓語(yǔ)）who/whom1）who/whom引導(dǎo)的定語(yǔ)從句所修飾的先行詞必須指人。2）who在從句中作主語(yǔ)、賓語(yǔ);3）whom在從句中作賓語(yǔ),?？墒÷?。Thisisthemanwhohelpedme.Thatisthegirl(whom/who)Ihavetaught.thatthat指人或物，在從句中作主語(yǔ)、賓語(yǔ)、表語(yǔ)，作賓/表時(shí)可省。Themanwho/thatisplayingthepianoismymusicteacher.whichwhich指物,在從句中作主語(yǔ)、賓語(yǔ)，作賓語(yǔ)時(shí)可省。ThisisthebiggestshipthatI'veeverseen.whosewhose引導(dǎo)的定語(yǔ)從句所修飾的先行詞既可以指人也可以指物,意為“某(些)人/物的……”whose+n可以用“the+n.+ofwhich/whom”或者“ofwhich/whom+the+n.”代替Thisistheplacewherehewasborn.Pleaseshowmethebookwhosecoverisblack.注意：1.如果關(guān)系代詞在定語(yǔ)從句中作賓語(yǔ)時(shí)，引導(dǎo)詞可以省略.eg.Thetrees(that)wehaveplantedgrowwell.2.關(guān)系代詞作賓語(yǔ)時(shí)，可放在介詞后。但當(dāng)關(guān)系代詞是that時(shí)，則不能放在介詞后。eg.ThisisthehouseinwhichLuXunoncelived=ThisisthehousewhichLuXunoncelivedin.注意=ThisisthehousethatLuXunoncelivedin注意先行詞指物可以用which，也可以用that，1）但是下面情況只能用that引導(dǎo)，不用which引導(dǎo)先行詞是all,much,little,few,something,anything,everything,none,nothing等不定代詞時(shí)先行詞有theonly,thesame,thevery修飾時(shí)先行詞既有人又有物時(shí)先行詞是序數(shù)詞、形容詞最高級(jí)或被序數(shù)詞或形容詞最高級(jí)修飾時(shí)2）下面情況不能用that引導(dǎo)介詞后。ThehouseinwhichIusedtolivehasbeeashoeshop.非限制性定語(yǔ)從句后。Shelostthegame,whichdepressedhergreatly.注意注意先行詞指人可以用who，也可以用that，但是下面情況只能用who引導(dǎo)，不用that引導(dǎo)先行詞是one,ones,anyone,those時(shí)Anyonewhohasn’thandedinhishomeworkshouldstayafterschool.therebe句型中修飾名詞時(shí)。Thereisagirlwhowantstoseeyouattheschoolgate.先行詞后有一個(gè)較長(zhǎng)的定語(yǔ)。Didyouseethemanintheparkyesterdayafternoonwhoworearedshirt?如何選用引導(dǎo)詞：一般情況引導(dǎo)詞的選用是受先行詞決定的——先行詞是人時(shí)用that,who,whom,whose;先行詞是物時(shí)用that,which;綜合練習(xí)1．Manycartoonists________wonderfulproductsaresopopularwillalwaysberemembered.A．whose B．who C．that D．which2．Onlythose________learnhowtolivecangettoknowthemselvesandlife.A．who B．whom C．which D．that3．Heisashallowthinker______opinionsarenotworthmuch.A．whose B．who C．that D．which4．Those________sufferoftenlearnthevalueofmercy.A．/ B．whom C．whose D．who5．Anybody________feelstiredshouldwearenergeticcolors.A．where B．which C．who D．Whose6．Ourmemoryisfilledwiththepeopleandthethingshavehadanimpactonourlives.A．which B．who C．whom D．that7．Ienjoyreadingabook______isaboutthetraditionalcultureofpapercutting.A．what B．who C．whose D．which8．“Isthistheyoungman______savedseveralpeopletrappedunderbuildings?”sheasked.A．who B．whom C．whose D．which9．Tom,youwinthepetitionagain!Anythingtoshare?Themostimportantadvice________I’dliketogiveistogoallout.A．where B．what C．that D．how10．All_________Iwanttosayisthisthing．A．what B．which C．that D．a(chǎn)nd11．Thehospital________Ivisitedforadviceonsleepproblemsisnearmyhome.A．where B．which C．how D．why12．Ireallylikethefamilyphoto______wetookonmygrandpa’s80thbirthday.A．who B．that C．what D．whose13．—IhearthatLucy’suncleisaworkerhere.—Yes.Look,theman________isworkingoverthereisheruncle.A．whom B．who C．what D．which14．—OnlyYouisaTVprogram_______ispopularwithmostyoungpeople.—Yes,itisdefinitelytrue.A．that B．whose C．what D．who15．Heisoneoftheboys________werechosentojointhepetitioninmyclass.A．whom B．which C．who D．/16．Theonlything________canbedoneistostopthemfromgoingthere.A．that B．which C．what D．who17．—Thesecondbook________IplantoreadisOliverTwist.Whataboutyou?—BillGates’Business@thespeedofThought.A．which B．that C．what D．a(chǎn)s18．Iwillgivethejobtotheman________theysayisfuntotalkto.A．who B．he C．whom D．which19．Thecar________colorisblackismyfather’s.A．