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定语从句解析与突破WarmingUp:Fillintheblanks.1.Thestudents____arevisitingthenaturalmuseumareveryinterestedinthedinosaurs.2.Thecommitteeconsistsof20members,5of_______arewomen.3.Theriver_________banksarecoveredwithtreesflowsintothesea.4.Thebooks_____Iborrowedfromthelibrarywasnewlypublished.5.Thelibrary________studentsoftenstudywasonfirelastnight.6.I’llneverforgettheday_________wefirstmetinthepark.7.Canyoutellmethereason_____youarelateforschool?whowhomwhosewhich/thatwherewhenwhy考点一关系代词，关系副词的理解和选择•指代人who，whom，that•指代事物which，that•所属关系whose，ofwhich•指地点where•指时间when•指原因why一.在从句开头引导定语从句。二.替代先行词。且先行词绝不可省，引导词有时可省（如引导词在从句中作宾语时）三.在定语从句中充当成分。•Thisisthefactory_______Ionceworked.•Thisisthefactory_________I’vevisited.•Theday_________IalwaysrememberisOct.1•Theday_____NanjingwasliberatedisSep.11.•Thereason____hehasn’tcomeisthathehasbeenill.Don’tbelievethereason________hegaveyou.wherethat/whichthat/whichwhenwhythat/which•当表时间，地点，原因的名词，如day,time,place,factory,reason等作先行词，在定语从句中作状语时，用where,when和why引导定语从句，在从句中作主语或宾语时，用that或which.•2.Doyouknowthestudentwho/thatleftamomentago?•Doyouknowthestudentaboutwhomhe’stalking?•He’stheman(that/whom)youcandependon.•Doyouknowthestudentwhosefatherisanengineer?•Thetrainthat/whichhasjustleftisforHongKong.•关系代词引导定语从句修饰人并在从句中作主语时用who/that,在从句中作宾语时用who,whom,that或省略关系词，但在介词后只能用whom引导从句并修饰物时用which或that;在从句中作定语指人或物表“……的”时用whose.•3.Thisistheverymagazine(that)Iamafter.•Youcantakeanybookyoulike.•that和which在引导定语从句指物时，如果先行词前有序数词或形容词最高级时，或先行词本身是不定代词，如all,everything,nothing,none等时，或先行词被theonly,thevery,justthe,any等修饰时不用which用that•1.Somepre-schoolchildrengotoadaycarecenter,______theylearnsimplegamesandsongs.(07全国ｌ)•A.whileB.thereC.thenD.where•2.Thevillagehasdevelopedalot________welearnedfarming2yearsago.（07福建）•A.whenB.whichC.thatD.where•3.Doyouhaveanything________youdon’tunderstand?（07浙江）•A.thatB.whichC.whoD.where4.Lookout!Don’tgettooclosetothehouse_______roofisunderrepair.（07福建）A.whoseB.whichC.ofwhichD.that5.We’rejusttryingtoreachapoint_____bothsideswillsitdowntogetherandtalk.（06山东）A.whereB.thatC.whenD.which6.Iwalkedinourgarden,_______TomandJimaretryingabigsignontooneofthetrees.（05辽宁）A.whichB.whenC.whereD.that考点二定语从句与别的从句或强调结构的区别定语从句与非谓语动词的重叠考查定语从句与强调句型的区别：两者非常相似，判断是否是强调结构的方法是采用删除法E.g.WasitduringtheSecondWorldWarthathedied?是强调结构吗？例1．---Wheredidyougettoknowher?---Itwasonthefarm_______weworked.A.thatB.thereC.whichD.where(注:与强调句型的结合.ItwasonthefarmwhereweworkedthatIgottoknowher)2．定语从句或别的从句的区别①定语从句与地点状语从句的区别：看有无表示地点的名词作先行词，有则是定语从句。Eg.Youshouldleavethetoywhereyoucanfindit.(地点状语从句)Istillrememberthebusstopwhere/atwhichImetyou.（定语从句）②定语从句与结果状语从句的区别：看从句的连接词是否在从句中做成分，做成分的是定语从句。Eg.Heissuchakindpersonaseverybodylikes.(定语从句)Heissuchakindpersonthateverybodylikeshim.(结果状语从句)③定语从句与同位语从句的区别：看连接词是否在从句中做成分，做成分的是定语从句，不做成分而只是表示前面名词的具体内容的是同位语从句。Eg.Thenewsthathehadbeenbacksurprisedusall.(同位语从句)Hehadtosettletheproblemwhichtheyleft.(定语从句)例2______aterriblestormwouldtakeplaceinHainan.A.WordscamewhichB.WordcamethatC.WordthatcameD.Wordscamethat（同位语从句的分割现象。that后引导的从句为word的同位语）3．非谓语动词在定语从句中的应用。ThereisnothingmoreIcantry______youtosay,soIwishyougoodluck.A.beingpersuadedB.persuadingC.tobepersuadedD.topersuade（即时巩固练习）1.(上海2001春)Itwasforthisreason______herunclemovedoutofNewYorkandsettleddowninthesmallvillage.A.whichB.whyC.thatD.how2.(2002上海)Thereisfeelinginme______we’llneverknowwhataUFOis----notever.A.thatB.whichC.ofwhichD.what考点三介词+关系代词引导定语从句时介词或关系代词的选择1.引导定语从句时，能用于介词+关系代词引导定语从句的代词多为which和whom。选择的依据如下。①介词与定语从句的先行词或动词，形容词是习惯性搭配。Eg.ThefarmonwhichIonceworkedhastakenonanewlook.Whoisthemanwithwhomourteacherisshakinghands?Oursisabeautifulcountry,ofwhichwearegreatlyproud.②表示“所有格”或“整体与部分关系”时，用介词ofEg.Thereareover3,000workers,eightypercentofwhomarewomen.2.当引导词在定语从句中做介词宾语时，介词可以提前放在which或whom前，也可放于原来的位置，但在含有动词固定词组中，介词只能放于原来的位置。Eg.Thisistheroomwhich/thatLuXunusedtolivein.=ThisistheroominwhichLuXunusedtolive.=ThisistheroomwhereLuXunusedtolive.Themanwho/whom/thatItalkedaboutatthemeetingisfromBeijingUniversity.=ThemanaboutwhomItalkedatthemeetingisfromBeijingUniversity.但Thisisthepersonwho/whom/thatyouarelookingfor.这一句中for不可提前，因为lookfor是短语动词。例1．（07辽宁）Ericreceivedtrainingincomputerforoneyear,______hefoundajobinabigcompany.A.afterthatB.afterwhichC.afteritD.afterthis（即时巩固练习）1.（06浙江）Iwasgiventhreebooksoncooking,thefirst______Ireallyenjoyed.A.ofthatB.ofwhichC.thatD.which2.(05山东)Hewaseducatedatalocalgrammarschool,______hewentontoCambridge.A.fromwhichB.afterthatC.afterwhichD.fromthis考点四:as与which引导非限制性定语从句的区别as和which都可指代主句中的一部分或整个句子内容,在从句中作主语、宾语或表语,一般情况下可互换.Eg:Thiselephantislikeasnake,as/whichanybodycansee.(宾语)Helefther,as/whichwasstrange.(主语)Hislessonsareinteresting,as/whichindeedtheyare.(表语)注意下列情况下只能用as①放在句首时只能用as②表示“正如，正像”之意时，只能用asHeagreedtotheplan,ascouldbeexpected.比较下面两个句子：Hegotmarriedagain,asweexpected.(预料之中)Hegotmarriedagain,whichwedidnotexpect.(预料之外)③as可用于类似插入语的句式中,which不能eg:asissaidabove,asisknowntoall,asitis等例1．(06天津)TheBeatles,_______manyofyouareoldenoughtoremember,camefromLiverpool.A.whatB.thatC.howD.as例2.(07湖南)Byservingothers,apersonfocusesonsomeoneotherthanhimselforhe