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名词性从句定语从句状语从句复合句的种类主语从句宾语从句表语从句同位语从句时间状语从句地点状语从句原因状语从句目的状语从句结果状语从句条件状语从句让步状语从句比较状语从句方式状语从句构成从句的三大核心要素连接词语序时态陈述性一致性（兼顾主句时态）唯一性（重点）名词性从句的连接词•名词性从句包括主语从句、宾语从句、表语从句和同位语从句。其关联词有①连词that,if,whether；②连接代词what,who,which…等和③连接副词when,where,why,how等。从句连接词主语从句宾语从句介词后宾语从句形容词后宾语从句表语从句同位语从句thatwhetherifWh-词（含how)带后缀－ever的词名词性从句类型判断V（谓语动词）主语从句V（谓语动词）宾语从句L.V（联系动词）表语从句N（名词）同位语从句定语语从句为保持句子平衡，that引导主语从句时，常用it作形式主语而把真正的主语从句后置。主要有以下几种情况：①Itis+n.(apity/ashame/afact/nowonder,etc)+that-clauseItisafactthatEnglishisbeingacceptedasaninternationallanguage.Itisnowonderthatheisnothungry;hehasbeeneatingsweetsallday.②Itis+adj.(certain/likely/probable/true,etc.)+that-clauseItisprobablethathetoldhereverything.Itistruethatthescientistwillgiveusalecturenextweek.③Itis+p.p.(said/reported/believed,etc.)+that-clauseItisreportedthatChinahassentanotherman-madesatelliteintoorbit.④It+v.(seems/happened,etc.)+that-clauseItseemsthatAliceisnotcomingtothepartyatall.IthappenedthatIwasoutthatday.⑤其他情况:Itdoesn’tmatterwhetherhewillcomeornot.Itmakesnodifferencewherewehadthemeeting.Itsuddenlyoccurredtomethatshehadforgottentolockthedoor.1.YouknowthatIamateacherofEnglish.2.ThatIamateacherofEnglishisknowntoyouall.3.ItisknowntoyouallthatIamateacherofEnglish.4.ThefactthatIamateacherofEnglishisknowntoyouall.5.Iamworriedaboutwhetheryoucandowellintheexam.6.WhatIamworriedaboutiswhetheryoucandowellintheexam.thatIamateacherofEnglishThatIamateacherofEnglishthatIamateacherofEnglishwhetheryoucandowellintheexam.ObjectClauseSubjectClauseSubjectClausePredicativeClauseAppositiveClausethatIamateacherofEnglishwhetheryoucandowellintheexam.ObjectClause判断下列从句的类型SubjectClauseWhatIamworriedabout1.[1989]Thesephotographswillshowyou.A.whatdoesourvillagelooklikeB.whatourvillagelookslikeC.howdoesourvillagelooklikeD.howourvillagelookslike2.[1992]WordhascomesomeAmericanguestswillcomeforavisittoourschoolnextweek.A.whatB.thatC.whetherD.when3.[2004全国卷I]Ilike____intheautumnwhentheweatherisclearandbright.A.thisB.thatC.itD.one名词性从句高考题赏析4.[1995]isafactthatEnglishisbeingacceptedasaninternationallanguage•A.ThereB.ThisC.ThatD.It5.[1996]wecan’tgetseemsbetterthanwehave.6.[1999]—IdrovetoZhuhaifortheairshowlastweek.—Isthatyouhadafewdaysoff?A.whyB.whenC.whatD.where7.[04湖南卷]IthinkFatherwouldliketoknow_____I’vebeenuptosofar,soIdecidetosendhimaquicknote.A.whichB.whyC.whatD.howA.What,whatB.What,thatC.That,thatD.That,what8.[2001]Acomputercanonlydo_____youhaveinstructedittodo.•A.howB.afterC.whatD.when9.[2004全国卷I]Youaresayingthateveryoneshouldbeequal,andthisis______Idisagree.10.[2005浙江卷]Danbyleftwordwithmysecretary______hewouldcallagainintheafternoon.A.whoB.thatC.asD.which11.[04天津卷]Amoderncityhasbeensetupin_____wasawastelandtenyearsago.A.whatB.whichC.thatD.where12.[04上海卷]AfterYangLiweisucceededincirclingtheearth,_____ourastronautsdesiretodoiswalkinspace.A.whereB.whatC.thatD.howA.whyB.whereC.whatD.how定语从句的引导词关系代词引导词先行词功能可否省略Who人主、宾**在限定性定从中，做从句动词宾语可省略Whom人宾Which物主、宾That人、物主、宾Whose人、物定语asthesame…as,such…as关系副词When时间状语Where地点状语Why修饰reason状语（forwhich）Prep+which或whom定语从句只用that不用which的几种情况that指物时一般可以和which换用，但在下列几种情况下只用that不用which：①先行词为all,anything,everything,nothing,something等；如:Wearereadytodosomethingthatisofsomehelptoothers.②先行词被all,only,no,some,any,every,each,few,little等修饰时；如：Ihavereadallthebooks(that)yougaveme.③先行词被序数词或形容词最高级等修饰时；如：Thefirstlesson(that)MrGreengaveuswillneverbeforgotten.④如果有两个或两个以上分别表示人和物的先行词时；如：Weknownothingaboutthedoctorsandhospitals(that)youaretalkingabout.⑤当主句是以who或which开头的疑问句时;如Whoisthatboythatwasherejustnow?⑥当引导词在从句中作表语时。如；Chinaisn’tthecountrythatitusedtobe.定语从句不能使用that的情况１定语从句中介词置于关系代词之前时，指人用whom，指物用which。如：•Doyouknowthemantowhomheisspeaking?•ThisisthehouseinwhichIlivedlastyear.２引导非限制性定语从句不能用that。如：•MrSmithhastwosons,bothofwhomworkedabroad.•Beijing,whichisthecapitalofourcountry,haschangedalot.•Theyarrivedatafarmhouse,infrontofwhichsataboyofseventeen.注意：如何判断介词Thegirl_____whichhehadfoughtallhislifenolongerseemedimportanttohim.Heistheman_____whomIthinkyoucandepend.1、看定语从句中动词与介词的搭配foron2、看定语从句中形容词与介词的搭配Hereferredmetosomereferencebooks______whichIamnotveryfamiliar.Dolphinsmightbetrainedtocooperatewithfishermenandhelpthembyfindingorevencatchingfish,______allofwhichactivitiesdolphinsareexpert.within3、根据先行词判断，所用的介词与先行词搭配Therate______whichwildanimalsarebeingdestroyedhasincreased.Thisisourclassroom,_______________whichthereisateacher’sdesk.atinthefrontofThecommitteeconsistsof20members,5of_______arewomen.Thebookcontains50poems,mostof________werewrittenin1930s.Therearetwoleft,oneof_______isalmostfinished,andtheotherof_______isnotquite.Ihaveasentence,themeaningof_______Idon’tunderstand.whomwhichwhichwhichwhich名词/代词/数词+of+which/whom一.定语从句与同位语从句1.When,where,why在定从和同从中的应用1)wehaven’tyetsettledthequestion___wearegoingtospendoursummervacationon1stOct.A.whenB.whereC.thatD.which2)I’llneverforgettheday___IjoinedtheLeague.A.whenB.thatC.inwhichD.which3)Thereason___hemovedtotheUSAisnotcleartome.A.whyB.thatC.whenD.which4)Wehaven’tfoundouttheproblem__thecomputerwasoutoforder.A.whyB.thatC.whichD.whether5)Isthisthereason__a