【MeiWei_81-优质适用文档】高中英语从句大全1）表语从句1.定义：用作表语的从句叫做表语从句。2.构成：关联词+简单句3.引导表语从句的关联词的种类：（1）从属连词that.如：ThetroubleisthatIhavelosthisaddress.麻烦是我把他的地址丢了。（2）从属连词whether，as，asif.如：Helookedjustashehadlookedtenyearsbefore.他看起来还与十年前一样。Thequestioniswhethertheywillbeabletohelpus.问题是他们是否能帮我们。注：从属连词if一般不用来引导表语从句，但asif却可引导表语从句，如：Allthiswasovertwentyyearsago，butitsasifitwasonlyyesterday.这都是20多年前的事了，但宛如昨天一样。能跟表语从句的谓语动词一般为系动词be，seem，look等。如：Itlookedasifitwasgoingtorain.看起来天要下雨了。（3）连接代词who，whom，whose，what，which，whoever，whatever，whichever连接副词where，when，how，why.如：Theproblemiswhowecangettoreplaceher.问题是我们能找到谁去替换她呢。Thequestionishowhedidit.问题是他是如何做此事的。Thatwaswhatshedidthismorningonreachingtheattic.那就是她今晨上了阁楼干的。解释：1.连词because可引导表语从句。如：Ithinkitisbecauseyouaredoingtoomuch.我想这是因为你做得太多。2.在一些表示“建议、劝说、命令”的名词后面的表语从句中，谓语动词用虚拟语气。should+动词原形表示，should可省略。如：Mysuggestionisthatwe（should）startearlytomorrow.我的建议是我们明天一早就出发。表语从句练习题及答案1.Thequestionis_wewillhaveoursportsmeetnextweek.A.thatB.ifC.whenD.whether2Thereasonwhyhefailedis_hewastoocareless.A.becauseB.thatC.forD.becauseof3.Goandgetyourcoat.Its_youleftitA.whereB.thereC.therewhereD.wherethere4Theproblemis_totaketheplaceofTedA.whocanwegetB.whatwecangetC.whowecangetD.thatwecanget5.WhatIwanttoknowis_helikesthegiftgivenbyus.A.thatB.ifC.whetherD.不填6.Thereasonis_Imissedthebus.A.thatB.whenC.whyD.what7.Thatis_wewerelatelasttime.A.thatB.whenC.whyD.what8.Shelooked_sheweretenyearsyounger.A.thatB.likeC.asD.asthough9.Ifellsick!-Ithinkitis_youaredoingtoomuch.A.whyB.whenC.whatD.because10.Thereasonwhyhehasntcomeis_.A.becausehismotherisillB.becauseofhismothersbeingillC.thathismotherisillD.forhismotherisill11.Hewasbornhere.-Thatis_helikestheplacesomuch.A.thatB.whatC.whyD.how12.Thatis_LuXunoncelived.A.whatB.whereC.thatD.whythat/what的区别1_yourfatherwantstoknowis_gettingonwithyourstudies.A.What;howareyouB.That；howyouareC.How；thatyouareD.What；howyouare2.Thetroubleis_weareshortoftools.A.whatB.thatC.howD.whythat3.Americawas_wasfirstcalled“India”byColumbus.A.whatB.whereC.theplaceD.therewhere4.Chinaisbecomingstrongerandstronger.Itisnolonger_.A.whatitusedtobeB.whatitwasusedtobeingC.whatitusedtobeingD.whatitwasusedtobe5._hereallymeansis_hedisagreeswithus.A.WhatthatB.ThatwhatC.WhatwhatD.Thatwhat6.Theenergyis_makesthecellsabletodotheirwork.A.thatB.whichC.whatD.such高考练习1IdrovetoZhuhaifortheairshowlastweek.Isthat_youhadafewdaysoff？（NMET1999）A.whyB.whatC.whenD.where2.Ihadneitheraraincoatnoranumbrella_Igotwetthrough.（1998上海）A.ItsthereasonB.ThatswhyC.ThereswhyD.Itshow3.Seetheflagsontopofthebuilding?Thatwas_wedidthismorning.（06全国）A.whenB.whichC.whereD.what4.-Areyoustillthinkingaboutyesterdaysgame?(20KK北京春)-Oh,thats_.A.whatmakesmefeelexcitedB.whateverIfeelexcitedaboutC.howIfeelaboutitD.whenIfeelexcited5.Whatsurprisedmewasnotwhathesaidbut_hesaidit.（20KK湖北）A.thewayB.inthewaythatC.inthewayD.thewaywhich答案DBACCACDDCCBthat/what的区别DBAAAC高考练习ABDAA2）主语从句1.定义：用作主语的从句叫做主语从句。2.构成：关联词+简单句3.引导主语从句的关联词有三类：（1）从属连词that.如：Thattheywereintruthsisterswasclearfromthefacialresemblancebetweenthem.很明显，她们确是亲姐妹，她们的脸型很相似。（2）从属连词whether.如：Whetherhellcomehereisntclear.他是否会来这里还不清楚。（3）连接代词who，whom，whose，what，which，whoever，whatever，whichever连接副词where，when，how，why.如：Whatshedidisnotyetknown.她干了什么尚不清楚。Howthishappenedisnotcleartoanyone.这事怎样发生的，谁也不清楚。Whoevercomesiswelcome.不论谁来都欢迎。Whereveryouareismyhomemyonlyhome.你所在的任何地方就是我的家我唯一的家。解释：1.主语从句能用it作形式上的主语。常以it作形式主语的句型有：A.It+be+形容词（obvious，true，natural，surprising，good，wonderful，funny，possible，likely，certain，probable，etc.）+that从句。如：Itiscertainthatshewilldowellinherexam.毫无疑问她考试成绩会很好。Itisprobablethathetoldhereverything.很可能他把一切都告诉她了。B.It+be+名词词组（nowonder，anhonor，agoodthing，apity，nosurprise，etc.）+that从句。如：Itsapitythatwecantgo.很遗憾我们不能去。Itsnosurprisethatourteamshouldhavewonthegame.我们没赢这场比赛真意外。C.It+be+过去分词（said，reported，thought，expected，decided，announced，arranged，etc.）+that从句。如：ItissaidthatMr.GreenhasarrivedinBeijing.据说格林先生已经到了北京。ItisreportedthatChinahassentanotherman-madeearthsatelliteintoorbit.据报道中国又成功地发射了一颗人造地球卫星。D.It+seem，happen等不及物动词及短语+that从句。如：ItseemsthatAliceisnotcomingtothepartyatall.Alice似乎不来参加晚会。IthappenedthatIwasoutthatday.碰巧我那天外出了。E.It+doesntmatter（makesnodifference，etc.）+连接代词或连接副词引起的主语从句。如：Itdoesntmatterwhethershewillcomeornot.她是否来这无关紧要。Itmakesnodifferencewhereweshallhavethemeeting.我们在哪里开会毫无区别。F.当that引导的主语从句出现在疑问句中时，要以it作形式主语，而把主语从句后置。如：Isittruethatthescientistwillgiveusalecturenextweek？下周那位科学家将给我们作报告是真的吗？Doesitmattermuchthattheywillnotcometomorrow？他们明天不来很要紧吗？G.当主语从句出现在感叹句中时