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Grammarandusage1Unit1What’sthefunctionoftheunderlinedpart?1)Maryisa21-year-oldstudent.Sheisanicegirl.2)Maryisastudent21yearsold.Maryisastudentinhertwenties.3)Maryisastudentwhois21yearsold.Whattheattributeis?1.定语：用来修饰、限定、说明名词或代词的品质与特征的。2.作定语的成分：单个的词，短语和句子。a.单个的词作定语放在名词或代词前面。eg.thegreenteamb.短语和句子作定语放在名/代词后面。eg.theteamingreen→介词短语theteamwhoarewearinggreen→定语从句Whattheattributiveclausesare?•Maryisastudentwhois21yearsold.attributiveclause定语从句:修饰主句中名词或代词的从句叫做定语从句。antecedent先行词:被定语从句所修饰的名词或代词叫做先行词。relativepronoun&relativeadverb:引导定语从句的代词或副词叫做关系代/副词。Maryisastudentwhois21yearsold.()()TheschoolwherehestudiedisinShenzhen.()()先行词先行词关系代词关系副词Mainclause&theattributiveclause•Maryisastudentwhois21yearsold.()()•Hewholaughslastlaughsbest.()主句部分从句部分从句部分relativepronoun&relativeadverb:关系代词和关系副词位于先行词和定语从句之间，连接定语从句与主句，同时指代先行词，并在定语从句中充当从句的某个成分。Relativepronouns(关系代词):that,which,who,whomwhoseRelativeadverbs(关系副词):when,where,whyDavidakindperson.Healwayshelpsothers.DavidisakindpersonwhoalwayshelpsotherssubjectFunctionofrelativewordsintheattributiveclauses.Ilikethegift.Hegotthegiftforme.Ilikethegiftwhichhegotforme.objectnamewillberemembered.Heisagreatboywhosenamewillberemembered.attribute关系词的作用：1.连接：把主句和从句连接到一起。2.替代：关系词实际上指的就是先行词。3.充当句子成分：关系代词在定语从句中作主语、宾语、表语、定语，关系副词作状语。ks5u精品课件关系代词:1.who指人,作主语或宾语(作宾语可省略）ThemanwhoItalkedwithisourteacher.Apersonwhostealsthingsiscalledathief.2.whom指人,作宾语(作宾语可省略)Theman(whom/who)InoddedtoisMr.Li.ks5u精品课件3.which指物，作主语或宾语(作宾语可省略)Thesearethetreeswhichwereplantedlastyear.Thisrecorder（which）heisusingismadeinJapan.Isthisthelibrary(which)youborrowbooksfrom?ks5u精品课件that指人/物，作主语或宾语(作宾语可省略）Aplaneisamachine.Itcanfly.Aplaneisamachinethatcanfly.Heistheman.Itoldyouabouthim.Heistheman(that)Itoldyouabout.Heistheman(that)Itoldyouabout.4.that指人/物，作主语或宾语(作宾语可省略）Aplaneisamachinethatcanfly.ks5u精品课件that和which在指物的情况下一般都可以互换,但在下列情况下,一般用that而不用which。Iamsureshehassomething(that)youcanborrow.I’vereadallthebooksthatarenotmine.Thisisthefirstbook(that)hehasread.Thisistheverybookthatbelongstohim.(1)先行词为all,everything,nothing,something,anything,little,much等不定代词时。(2)先行词被all,every,no,some,any,little,much等修饰时。(3)先行词被序数词或最高级修饰时。(4)先行词被theonly,thevery,thesame,thelast修饰时。ks5u精品课件先行词人物主语宾语所有格注释Who/thatWhich/thatWhom/who/thatWhich/thatwhoseWhose/ofwhichArelativepronouncanbeomittedwhenitisusedastheobjectinattributiveclause.ks5u精品课件whom指人,作宾语(可省略）,比who作宾语更正式Theastronaut(whomHarryportermetinspace)isYangLiwei.whose指人或物,作定语(不可省略)Heisthecharacterofthebook.HisnameisHarryPotter.Heisthecharacterofthebook(whosenameisHarryPotter).Ihavereadthebook(whosecharacterIlikeverymuch).先行词主语宾语(可省略)定语Note人当关系代词在定语从句中用作宾语时可以省略。物关系代词的用法whom在从句中只作宾语，whose只作定语。who/thatwho/that/whomwhosewhich/thatwhich/thatwhose特别提示：what不引导定语从句【小试身手】（一）①指出下列句中的先行词、关系词和定语从句：1）IlovedthelessonsthatshegaveinEnglishLiterature.Thelessons,that,thatshegaveinEnglishLiterature2).IntheArtclassthatItook,Imadeasmallsculpture.theArtclass,that,thatItook找出下列句子中的先行词与关系词1.Theboywhoisstandingunderthetreeismyfriend.2.ThisisthecakewhichIlovebest.3.ThegirlwhosenameisRosesitsnexttome.4.ThatisthemanwhomImetinBeijing.5.Ican'tfindthebookthatyoulenttome.②.选择题()1.Thedoctor_________isleavingforAfricanextmonth.A.thenurseistalkingtohimB.whomthenurseistalkingC.thenurseistalkingtoD.whothenurseistalking()2.Hereisthebicycle_______intheshop.•A.thatyousawitB.thatsawit•C.yousawD.yousawit()3.Theman______talkedtoyoujustnowisanengineer.•A.whoB.whoseC.whichD.whomPracticeFindtheattributiveclausesinthearticleinpage9.记忆口诀：关系代词有五个，听我逐一来说破；which表物人用who,人物都有that顾；whose指人又指物，所属关系要记住；who做主宾很不错，whom替宾没错过；关系代词做宾语，省与不省全靠你。Homework•1.FindthesentenceswithattributiveclausesinthereadingpassageonP2-3.•2.PreviewthematerialonP10-11.•2.WorkbookP88.Ex.C1