表语从句解与练习PPT课件.pptVIP

表语从句,.Definition（定义）表语是用来说明主语的身份、性质、品性、特征和状态的，表语常由名词、代词、数词、动词过去分词、动词的-ing形式、副词、介词短语、形容词、不定式和从句等来充当。,Eg.（例子）Thepersonstoodinfrontofyoujustnowismyheadmaster.刚才站在你前面的那个人是我的校长。Ididntknowthatitwasyouatthattime.当时我不知道那是你。Thedoorremainedclosed.门仍然关着。Marysdailyjobiscleaningthehouse.玛丽的日常工作就是打扫这间房子。,名词充当表语,代词充当表语,动词过去分词充当表语,动词-ing形式充当表语,Thehouseisnotonlylargebutalsobeautiful.这所房子不仅大而且漂亮。WhenIwenttoyourhouse,youwereout.当我到你家的时候，你不在家。Noonewasinthedorm,whenshearrived.当她到达的时候，宿舍里没有人。MyjobistoteachyouEnglish.我的工作是教你们英语。Thereasonwhyhecamelatewasthathisclockdidntwork.他迟到的原因是他的闹钟坏了。,介词短语充当表语,副词充当表语,形容词充当表语,不定式充当表语,从句充当表语,观察思考：,指出句子成分,HenrywasanAmericanbusinessman.,HenrymetanAmericanbusinessman.,主语,表语,主语,谓语,宾语,（及物动词）,连系动词,表语从句的定义,Thequestioniswhowilldoit.,Thequestionisdifficult.,（表）,表语从句,（表）,2.表语从句的构成,主语+系动词+引导词+简单句,Thisiswhyhedidit.,表语从句放在连系动词之后，充当复合句中的表语。,WhatIwanttosayisthatIamtired,可以接表语从句的系动词有：1:be（being,been,am,is,are,was,were)2:feel,seem,look,appear,sound,taste,smell3:stand,lie,remain,keep,stay4:become,get,grow,turn,go,come,run,fall5:prove,turnout,连接词：that/whether/asif/asthough(if不引导表语从句)连接代词：who/whom/whose/which/what连接副词：when/where/why/how/because,Predictiveclause表语从句1.that1)that在从句中不担任句子成分，无实际意义，一般不能省略2)在表“建议，劝说，命令”的名词idea,suggestion,request,proposal等后面的表语从句中，谓语动词用“should+动词原形”，should可省略Myopinionisthatitsgettingbetterandbetter.Mysuggesstionisthatwe(should)startearlytomorrow.,whether在表语从句中表,但不充当句子的成分。if引导表语从句.如:1.Whatthedoctorreallydoubtsiswhethermymotherwillrecoverfromtheseriousdiseasesoon.2.Thequestioniswhetheritisworthdoing.,“是否”,不能,whether,现在唯一要弄清楚的是他是否拐卖妇女儿童。他提出的第一个问题是：儿子无出息，父母也不光彩，是否如此？,Allthatistobemadecleariswhetherheabductedandsoldwomenandchildren.,Thefirstthingheputforwardswaswhetheraworthlesssonwasadisgracetohisparents.,asif,asthough引导的表语从句asif/though引导的表语从句常置于连系动词look,seem,sound,be,become等后面，常用虚拟语气，表示不存在的动作或状态。e.g.Itsoundsasif/thoughsomebodywasknockingatthedoor.,主语+连系动词（look/seem/appear）+that/asif从句,*asif/asthough引导的表语从句如果是事实，就用陈述语气；如果与事实不符，就用虚拟语气(主句一般现在时从句就用过去式，be的话变成were。主句是过去式，从句用过去完成时)。Itlooksasifhewereherownfather.(与事实不符)Darkcloudsaregathering.Itlooksasifitsgoingtorain.,As/asif、asthough,形势并不像外表所看到的那样。她看上去很担忧她领导的病情。他好像疯了似的。,Thesituationisnotasitseemstobe.,Shelooksasifsheisworriedaboutherleadersdisease.,Itwasasthoughheweremad.,because,because引导表语从句通常只用于“This/That/Itisbecause”结构中。Myangerisbecauseyouhaventwrittentomeforalongtime.你为什么不来出席座谈会？是病了么？,Whywereyouabsentfromtheforum?Wasitbecauseyouwereill?,that,why与because引导表语从句时的区别,虽然三者均可引导表语从句，但that没有词义，而why和because有自己的意思；另外，虽然why和because都可引导表语从句，但前者强调结果，后者强调原因。如：Thereasonwasthatyoudonttrusther.原因是你不信任她。Thefactisthattheyareangrywitheachother.事实是他们生彼此的气。Hewasill.Thatswhyhewassenttothehospital.他病了，所以被送到医院来。Hewassenttothehospital.Thatsbecausehewasill.他被送到医院，是因为他生病了。,填空:Thereasonwhywedidnttrusthimis_hehasoftenlied,reason做主语时，表语从句只能用that引导,不能用why引导。句型结构为：Thereason(why/for)is/wasthat.Thereasonisthat,that,Thereasonwhyhewaslatewasthathemissedthetrainbyoneminutethismorning（当主语是reason时，表语从句要用that引导而不是because）,他早上来晚的原因是他晚了一分钟而没赶上火车。,注意：,主语为reason时，表语从句连接词用that,但以it,this,that开头做主语的句子，则可用because。Thereasonforhisbeinglatewasthathemissedtheearlybus.Shewaslatethismorning.Thatwasbecauseshemissedtheearlybus.*Thereason_hewaslatewasthathemissedtheearlybus.,why,例题2：Thereasonwhyhefailedis_hewastoocareless.A.becauseB.thatC.forD.becauseof,B,注意点2：主句主语为reason,只能用that引导表语从句，不可用because.,连接代词who,whom,whose,what,which,whoever,whatever,whichever连接副词where,when,how,why。,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。,Thatiswherehewasborn.,那就是他出生的地方。,where,when,why,how引导的表语从句连接副词where,when,why,how除在句中起连接作用外，在从句中还充当时间、地点、方式、原因状语，本身具有词义。e.g.ThatswhereIcantagreewithyou.ThisiswhySarawaslateforthemeeting.Thisishowtheyovercomethedifficulties.MystrongestmemoryiswhenIattendedanAmericanwedding.,问题在于如何使古为今用，如何使洋为中用。那时我在管伙食。根本问题就在这里。他不应该被贪污论罪，道理就在这里。,ThequestionishowthepastismadetoservethepresentandforeignthingsaremadetoserveChina.,ThatwaswhenIwasinchargeofmess.,Thisiswherethebasiclies.,Itwaswhyheshouldnotbefoundofcorruption.,表语从句的常用句型：,名词主语bethat从句ThefactisthatIwasinthegardenwhentherobberyhappened.作主语的名词通常有表示事实、真理的名词fact,truth或表示看法观点的名词idea,opinion,belief,view,feeling,suggestion,plan等。suggestion,proposal,advice,requirement等词后的表语从句要用虚拟语气（should）do。,名词主语+be+that引起的表语从句,如：1.Thefactisthatourteamhaswonthegame.2.Thetruthisthatshewastheverypersonwhoinformedagainstherhusband.3.Myopinionisthatweshoulddiscussitwiththem.,名词主语bewh-疑问词引导的从句Thetroubleiswherewecangetthethingsweneed.wh-引导的主语从句bethat从句Whatsurprisedmemostwasthatallthepupilswereunusuallyquiet.This/Thatbewh-疑问词引导的从句ThisishowyoumaketheItalianpizza.,表语从句的常用句型：,注意：,表语从句中的that不能省略表语从句中只能用whether不能用if表语从句中，从句用陈述句语序,1.-Areyoustillthinkingaboutyesterdaysgame?-Oh,thats_.A.whatmakesmefeelexcitedB.whateverIfeelexcitedaboutC.howIfeelaboutitD.whenIfeelexcited,A,解析：这是由what引导的一个表语从句，在从句中充当主语，这句话的意思为：那是使我感到兴奋的事。故答案为A。,2.-IdrovetoZhuhaifortheairshowlastweek.-Isthat_youhadafewdaysoff?A.whyB.whenC.whatD.where,解析:这是一个由why引导的表语从句,表示原因.这句话的意思是这就是你离开的原因吗?。故答案为A。,A,3.Whenyouanswerquestionsinajobinterview,pleaserememberthegoldenrule:Alwaysgivethemonkeyexactly_hewants.A.whatB.whichC.whenD.that,解析:这是一个宾语从句,wants后面缺少宾语,Alwaysgivethemonkeyexactlywhathewants是一句谚语,意思是永远给予他人他确实想要的东西。故答案为A。,A,小结：,1.表语从句的构成:,引导词+简单句,2.引导词:,连词that,whether,as,asif,连接代词who,what,which,连接副词when,where,how,why,3.3个注意点:,if不引导表语从句,主语为reason时，引导词用that,语序：陈述句语序,1.Thequestionis_wewillhaveoursportsmeetnextweek.thatB.ifC.whenD.whether2Thereason