Grammar同位语从句

1.Mr.Smith,ournewteacher,isverykindtous.2.YesterdayImetTom,afriendofmybrother’s.3.HetoldmethathisbrotherJohnisaworld-famousdoctor.Whatdoestheunderlinedpartserveasineachsentence?appositive一个名词(或其它形式)对另一个名词或代词进行修饰、限定或说明，这个名词(或其它形式)就是同位语。同位语的概念Readthetextandunderlinethesentencescontainingnounclausesastheappositive.1.Thethoughtthattheycouldcrossthewholecontinentwasexciting.2.SomepeoplehavetheideathatyoucancrossCanadainlessthanfivedays,buttheyforgetthefactthatCanadais5,500kilometresfromcoasttocoast.3.ThegirlsweresurprisedatthefactthatoceanshipscansailuptheGreatLakes.一、同位语从句的概念二、同位语从句的引导词三、其后常用同位语从句的名词四、同位语从句与定语从句的区别在复合句中用作同位语的从句叫同位语从句。它一般跟在某些名词后面，用以说明该名词表示的具体内容。Weheardthenewsthatourteamhadwon.Thefactthatthetransportofthegoodscoststoomuchwasnotdiscussed.SydneykepthispromisethathewouldalwaysdoanythinghecouldforLucietomakesureofherhappiness.一、同位语从句的概念同位语从句有时不是紧跟在有感的名称后面，而是被其他的词隔开了。1.We’vejustheardawarningontheradiothatatyphoonmaybeonitsway.2.Thequestioncameupatthemeetingwhetherwehadenoughmoneyfortheresearch.3.Therumorspreadthatanewhospitalwouldbebuilthere.4.Thestorygoesthattheyhaveseparated.英语中引导同位语从句的词有that,whether,how,when,where等。如：lhavenoideawhenhewillbeback．Hemustanswerthequestionwhetherheagreestoitornot.Hecan’tanswerthequestionhowhegotthemoney.二、同位语从句的引导词三、其后常用同位语从句的名词可以跟同位语从句的名词主要是抽象名词，通常有news，idea，fact，promise，hope，question，doubt，thought，message，suggestion，words(消息)，possibility等。如：I’vecomefromMr.Wangwithamessagethathewon’tbeabletoseeyouthisafternoon．我从王先生那里来，他让我告诉你他今天下午不能来看你了。1、同位语从句是对前面的名词作进一步解释、说明，that不充当句子成份，且不可省略。2、定语从句是修饰前面的先行词；that在句中充当主语或宾语，有实际意义，做宾语时that可省略。Theyweredelightedatthenewsthattheirteamhadwon.Thefactory(that)wevisitedyesterdayisachemicalone.四、同位语从句与定语从句的区别1.IwillneverforgetthedaywhenIjoinedthearmy.2.Wehavenoideawhenshewasborn.1.ThisisthehousewhereIlivedtwoyearsago.2.Heputforwardtothequestionwherethemeetingwouldbeheld.1.Thisisthereasonwhyshewillnotattendthemeeting.2.TheteacherhadnoideawhyJackwasabsent.定语从句同位语从句定语从句定语从句同位语从句同位语从句1.Thefact____sheworkshardiswellknowntousall.A.whichB.whatC.whyD.that2.Ihavenoidea____hewillsetoffforhomethisafternoon.A.whenB.whyC.whatD./3.Heoftenaskedmethequestion____theworkwasworthdoing.A.whereB.whetherC.thatD.when4.—Ihaveneverseenasquirrel.—Soyoucannothaveanyidea_____ahappythingasquirrelis.A.thatB.howC.whichD.whatChoosethebestanswers.DBBD5.Mr.Frankaskedmeaquestion_____Icouldgowithhimto_____hecalledtheTreasureHousethenextweek.A.that;whichB.whether;thatC.whether;whatD.that;where6.Hegrabbedhissuitcaseandgavetheimpression_____hewasboardingtheTokyoplane.A.whenB.whereC.thatD.what7.Hecan’tanswerthequestion____hegotthemoney.A.thatB.whyC.howD.whetherCCC8.Shegaveusthesuggestion____we_____thescientificinstrumentinabetterway.A.that;madeB.whether;shouldC.that;makeD.why;made9.Thatwasthereason____hetoldmethismorning.A.whyB.thatC.becauseD.whether10.Thefarm____wevisitedlastmonthisnotfarfromhere.A.thatB.whereC.whenD.onwhichCBA1.Modernsciencehasgivenclearevidence_____smokingcanleadtomanydiseases.A.whatB.whichC.thatD.where解析：that引导同位语从句,修饰evidence。that引导同位语从句时，在从句中不充当任何成分，也没有真实含义。句子意思是“现代科学已经清楚地表明吸烟能导致很多种疾病。”C真题解析2.Whenthenewscame_____thewarbrokeout,hedecided,toserveinthearmy.A.sinceB.whichC.thatD.because解析：本句意思是：当消息传来说战争爆发了，他决定去部队服役。句中thewarbrokeout是news指代的具体内容，因此，此处应选择that来引导同位语从句，故答案为C。需注意的是，that虽然不充当句子成分，但是不能省略。C1.—Ithinkitisgoingtobeabigproblem.—Yes,itcouldbe.—Iwonder___wecandoaboutit.A.ifB.howC.whatD.that2._____isnopossibility_____BobcanwinthefirstprizeIthematch.A.There;thatB.It;whatC.There;whetherD.It;whether3.Thefilmbroughtthehoursbacktome_____Iwastakengoodcareofinthatfar-awayvillage.A.untilB.thatC.whenD.whereCCA高考真题4.Newscamefromtheschooloffice_____WangLinhadbeenadmittedtoBeijingUniversity.A.whichB.whatC.thatD.where5.－Isthereanypossibility_____youcouldpickmeupattheairport?－Noproblem.（A.WhenB.thatC.whetherD.what6.Weshouldconsiderthestudents’request___theschoollibraryprovidemorebooksonpopularscience.（A.thatB.whenC.whichD.whereCBA7.Onereasonforherpreferenceforcitylifeis_____shecanhaveeasyaccesstoplaceslikeshopsandrestaurants.A.thatB.howC.whatD.why8.Thenews__________________________(房价将要下跌)hascausedmanypeopletoselltheirhousesatlowerprices.(fall)Athatthehousingpricewillfall1.FinishtheexercisesinDiscoveringusefulstructures.2.FinishtheexercisesinUsingstructuresinWorkbook.Homework