Predicative Clauses 表语从句表语从句1.表语从句的定义表语从句的定义Thequestioniswhowilldoit.复合句复合句Thequestionisdifficult. 简单句简单句（ 表表 语）语）表语从句表语从句（ 表表 语语 ）表语从句的定义：表语从句的定义： 在复合句中作表语的从句叫表语从在复合句中作表语的从句叫表语从句。句。表语从句位于主句的系动词后。表语从句位于主句的系动词后。表语从句说明主语是什么或者怎么样表语从句说明主语是什么或者怎么样,对主语进行解释、说明，使主语的内对主语进行解释、说明，使主语的内具体化。具体化。2. 表语从句的构成表语从句的构成Thisiswhyhedidit.主语主语系动词系动词表语从句表语从句结构是结构是“主语主语+系动词系动词+表语从句表语从句”。可以接表语从句的可以接表语从句的系动词系动词有：有：be，feel,seem,look,sound,taste,smell，appear，remain,keep,staybecome,get,grow,turn,go,prove,turnout 等。连接词：连接词： that / whether /as if /as though连接代词：连接代词：who / whom / whose / which / what 连接副词：连接副词：when / where / why / how / because 引导表语从句的引导词：引导表语从句的引导词：1.The question is whether we can rely on him. 2.Thats because we were in need of money at that time . 3.He looked as if he was going to cry .4.Thats why I was late .Predictive clause 表语从句1. that引导的表语从句1) that 在从句中仅起连接作用，无实际意义，在无实际意义，在句中不做任何成分，不能省略。句中不做任何成分，不能省略。2)在表“建议，劝说，命令”的名词idea,suggestion,request,proposal 后面的表语从句中，谓语动词用“should + 动词原形”，should可省略1)My opinion is that its getting better and better.2)My suggesstion is that we (should) start early tomorrow.vwhether在表语从句中表在表语从句中表 ,但不但不充当句子的成分。充当句子的成分。if 引导表语从引导表语从句句.如如:1.What the doctor really doubts is whether my mother will recover from the serious disease soon.2. The question is whether it is worth doing.“ “是否是否” ”不能不能引导词的用法（二）引导词的用法（二）what 在表语从句中充当在表语从句中充当_ 表示表示_.1. The question is what caused the accident. 2. What he told you was what had been discussed at the meeting.3. That mountain is no longer what it used to be .主主语语、 、宾语宾语或表或表语语什么，什么样子，或所什么，什么样子，或所的（人或事）的（人或事）引导词的用法（三）引导词的用法（三）who 在表语从句中充当在表语从句中充当_表示表示_.1. The problem is who could do the work2. My trouble is who (whom) I can turn to.3. Could you tell me who he is?主语、宾语或表语主语、宾语或表语谁谁引导词的用法（四）引导词的用法（四） which 在引导表语从句时在引导表语从句时,常充当常充当_ 表示表示 。如：。如： I read about it in some book or another,but what I dont know is which (book) it is. 定语定语,表语表语哪一个哪一个,哪一些哪一些引导词的用法（五）引导词的用法（五）由由asif,asthough引导表语从句，表引导表语从句，表示示好像好像。句子中的系动词常用。句子中的系动词常用be,look,appear,seem，sound等。等。1.Itlooksasifitisgoingtorain.2.Theyoungmanwithlonghairlooksasifhewereagirl. （虚拟语气）（虚拟语气）引导词的用法（六）引导词的用法（六） 当主句的当主句的主语为主语为reason,或者是或者是由由why引导的从句引导的从句时时,与它们相关的表语从句与它们相关的表语从句用用_,而不能由而不能由_ 引导引导; because 引导表语从句时只能用于引导表语从句时只能用于_句型中句型中. 1.The reason why I was late was that I missed the train.2. I was late. It/That/This was because I missed the train.that来引导来引导becauseIt/That/Thisis/wasbecause引导词的用法（七）引导词的用法（七） 当表语从句中主语、宾语、表语具备，当表语从句中主语、宾语、表语具备，但还是要表示疑问含义，可以判断句子但还是要表示疑问含义，可以判断句子中中缺少状语缺少状语，常常用相应的特殊疑问词，常常用相应的特殊疑问词引导，有引导，有why, when, where, how等等 This is how he did it. That is why the brothers wanted to make a bet. Thats why weve given you the letter.引导词的用法（八）引导词的用法（八）表语从句引导词注意事项表语从句引导词注意事项1.that引导表语从句时不能省引导表语从句时不能省.2.if不能引导表语从句不能引导表语从句.3.除除that外的所有引导词都有自己外的所有引导词都有自己的意义。的意义。4.除除that,whether外的所有引导外的所有引导词都须在词都须在从句中充当相应的成从句中充当相应的成分分 名词主语名词主语+be+that引起的表语从句引起的表语从句主语名词常常是表示事实，真理的名词，主语名词常常是表示事实，真理的名词，如：如：fact,truth;表示看法，观点、问题、表示看法，观点、问题、麻烦的名词，如：麻烦的名词，如：idea,opinion,belief,view,news,advice,feeling,suggestion,plan,trouble,question,problem,1.Thefactisthatourteamhaswonthegame.truthisthatshewastheverypersonwearelookingfor.1.Thats_thePartycalledonustodo.A.whyB.whatC.howD.that2.Thereasonis_heisunabletooperatethemachine.A.becauseB.whyC.thatD.Whether3.Thatis_theyseparated.A.thatB.whatC.whichD.where4.Janeisnolonger_shewasfouryearsago.A.whatB.whichC.thatD.when5.Thequestionis_wewillhaveoursportsmeetingnextweek.A.thatB.ifC.whenD.whether6Thereasonwhyhefailedis_hewastoocareless.A.becauseB.thatC.forD.becauseof7.Goandgetyourcoat.Its_youleftit.A.whereB.thereC.therewhereD.wherethere8Theproblemis_totaketheplaceofTed.A.whocanwegetB.whatwecangetC.whowecangetD.thatwecanget9.WhatIwanttoknowis_helikesthegiftgivenbyus.A.that B.ifC.whether D.不填不填10.Thereasonis_Imissedthebus.A.thatB.whenC.whyD.what从从A、B、C、D四个选项中，选出可四个选项中，选出可以填入空白处的最佳选项。以填入空白处的最佳选项。1.Itisnotalwayseasyforthepublictosee_useanewinventioncanbeoftohumanlife.(重庆重庆2011)A.whoseB.whatC.whichD.that2.Hiswritingissoconfusingthatitsdifficulttomakeout_itisheistryingtoexpress.(安徽安徽2011)A.that B.howC.whoD.what3.Theshockingnewsmademerealize_terribleproblemswewouldface.(北京北京2011)A.whatB.howC.thatD.why4.Imafraidhesmoreofatalkerthanadoer,whichis_heneverfinishesanything.(山东山东2011)A.thatB.whenC.whereD.why5.Weveofferedherthejob,butIdontknow_shellacceptit.(山东山东2011)A.whereB.whatC.whetherD.which6.Themessageyouintendtoconveythroughwordsmaybetheexactoppositeof_othersactuallyunderstand.(上海上海2011)A.whyB.that C.whichD.what7.Wehaventdiscussedyet_wearegoingtoplaceournewfurniture.(2010课标全国卷课标全国卷)A.thatB.whichC.whatD.where8.Beforethesalesstart,Imakealistof_mykidswillneedforthecomingseason.(山东山东2010)A.whyB.whatC.howD.which9.Cindyshutthedoorheavilyandburstintotears.Nooneintheofficeknew_shewassoangry.(湖南湖南2010)A.whereB.whetherC.thatD.why10.Howmuchoneenjoyshimselftravellingdependslargelyon_hegoeswith,whetherhisfriendsorrelatives.(四川四川2010)A.whatB.whoC.how D.why11.PartofthereasonCharlesDickenslovedhisownnovel,DavidCopperfield,was_itwasrathercloselymodeledonhisownlife.(北京北京2010)A.whatB.thatC.whyD.whether12.IprefershuttingmyselfinandlisteningtomusicalldayonSundays.Thats_Idontagree.Youshouldhaveamoreactivelife.(江苏江苏2010)A.whereB.howC.whenD.what1.Theyoungmanasked_itssummerorwinter.1.Theyoungmanasked_itssummerorwinter.A.eitherB.thatC.weatherD.whetherA.eitherB.thatC.weatherD.whether2.Wedontknow_theydidit.2.Wedontknow_theydidit.A.howB.whoC.whatD.whichA.howB.whoC.whatD.which3.3. TheThe teacherteacherasksasks usus _ JimJim cancan comecome backback onontime.time.A.thatB.ifC.whenD.whattimeA.thatB.ifC.whenD.whattime 4.4.DoesDoesanybodyanybodyknowknow_wewewillwillhavehavea asportssportsmeetingthisweekendornot.meetingthisweekendornot.A.ifB.whereC.whetherD.thatA.ifB.whereC.whetherD.that DABC宾语从句练习题5.Iwonder_heiscryingnow.5.Iwonder_heiscryingnow.A.thatB.whyC.howD.whenA.thatB.whyC.howD.when6.Haveyoufoundout_wecandoonHainan6.Haveyoufoundout_wecandoonHainanIsland?Island?A.whatB.howC.ifD.whetherA.whatB.howC.ifD.whether7.Lilysaid_shehadfinishedhercomposition.7.Lilysaid_shehadfinishedhercomposition.A.ifB.thatC.whenD.whereA.ifB.thatC.whenD.where8.Idontknow_hestillliveshere.8.Idontknow_hestillliveshere.A.whereB.whatC.whenD.whetherA.whereB.whatC.whenD.whetherBABD9.Couldyoushowme_?9.Couldyoushowme_?A.howcanIgettothestationA.howcanIgettothestationB.whereisthestationB.whereisthestationC.howIcouldgettothestationC.howIcouldgettothestationD.howIcanreachthestationD.howIcanreachthestation10.Pleasetellme_.10.Pleasetellme_.A.whatdoeshelikeB.whathedoeslikeA.whatdoeshelikeB.whathedoeslikeC.whathelikesD.whathelikeC.whathelikesD.whathelike11.Mysistertoldhim_.11.Mysistertoldhim_.A.whatdaywasitB.whenthetrainarrivedA.whatdaywasitB.whenthetrainarrivedC.whoshewaswaitingD.wheredidyouliveC.whoshewaswaitingD.wheredidyouliveCBD12.Couldyoutellmewherewe_nextweek.12.Couldyoutellmewherewe_nextweek.A.wouldgoB.togoA.wouldgoB.togoC.hadtogoD.willgoC.hadtogoD.willgo13.Couldyoutellmehowmuch_toflyto13.Couldyoutellmehowmuch_toflytoHainan?Hainan?A.doitcostB.doesitcostA.doitcostB.doesitcostC.itcostD.itcostsC.itcostD.itcosts14.Thesmallchildrendontknow_.14.Thesmallchildrendontknow_.A.whatistheirstockingsinA.whatistheirstockingsinB.whatisintheirstockingsB.whatisintheirstockingsC.whereistheirstockingsinC.whereistheirstockingsinD.whatintheirstockingsD.whatintheirstockingsDBD15.Someoneisringingthedoorbell.Goandsee_.15.Someoneisringingthedoorbell.Goandsee_.A.whoisheB.whoheisA.whoisheB.whoheisC.whoisitD.whoitisC.whoisitD.whoitis16.Couldyoutellmehowlong_?16.Couldyoutellmehowlong_?A.youhaveboughtthewatchA.youhaveboughtthewatchB.youhavekeptthissciencebookB.youhavekeptthissciencebookC.haveyoubeenawayfromChinaC.haveyoubeenawayfromChinaD.haveyoubeenamemberofGreenerChinaD.haveyoubeenamemberofGreenerChina17.Hesaysthatifit_tomorrow,he_fishing.17.Hesaysthatifit_tomorrow,he_fishing.A.willrain,wontgoB.rained,wasntgoA.willrain,wontgoB.rained,wasntgoC.rains,wontgoD.rain,willgoC.rains,wontgoD.rain,willgoBCD1.Couldyoutellmeifthey_(work)1.Couldyoutellmeifthey_(work)inthefactorysofar.inthefactorysofar.2.Didyourparentstellyouthatthesun_2.Didyourparentstellyouthatthesun_(rise)ineast?(rise)ineast?3.-What_he_(say)justnow?3.-What_he_(say)justnow?I_(notcanhear)him.I_(notcanhear)him.-He_(say)thathe_(plant)-He_(say)thathe_(plant)treeswithhisparentsyesterday.treeswithhisparentsyesterday.4.Canyoutellmewhen_(leave)4.Canyoutellmewhen_(leave)tomorrow?tomorrow?haveworkedhaveworkedrisesrisesdiddidsaysaycouldnthearcouldnthearsaidsaidplantedplantedtoleavetoleave用所给词的适当形式填空：用所给词的适当形式填空：5.Didhesaythattheirparents_5.Didhesaythattheirparents_(come)heretomorrow.(come)heretomorrow.6.Hetoldmetwoweeks_(be)enough.6.Hetoldmetwoweeks_(be)enough.7.Theteachertoldusthatthesun_(be)7.Theteachertoldusthatthesun_(be)biggerthanthemoon.biggerthanthemoon.8.IthinkI_(tell)youwhat8.IthinkI_(tell)youwhat_(do)next.Dontjuststayhere!_(do)next.Dontjuststayhere!todowilltell/havetoldiswaswouldcome9.A:Whatareyoustandingherefor?9.A:Whatareyoustandingherefor?B:ImwaitingheretoaskMr.JohnsonifheB:ImwaitingheretoaskMr.Johnsonifhe_(give)usatalkonAmerican_(give)usatalkonAmericanhistory.Ifhe_(have)notime,Illhistory.Ifhe_(have)notime,IllaskMr.Smithistead.askMr.Smithistead.10.A:DoyouknowwhenMrGreen_10.A:DoyouknowwhenMrGreen_(come)toseeusnextmonth?(come)toseeusnextmonth?B:Dontworry.I_(tell)youwhenheB:Dontworry.I_(tell)youwhenhereally_(come)here.really_(come)here.willgivewillgivehashaswillcomewillcomewilltellwilltellcomescomes