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表语从句引导词

发布时间:2023-06-09 作者:admin 来源:文学

表语从句引导词

表语从句引导词

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2023年2月27日发(作者:设计方案英文)

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表语从句详解

一、概念

表语从句是在复合句中作表语的名词性从句.放在系动词之后,一般结构是主语+系动词+表语从句可以接表语从句的连

系动词有be,look,remain,seem等.

可以接表语从句的系动词有:

〔being,been,am,is,are,was,were)

,seem,look,appear,sound,taste,smell

,lie,remain,keep,stay

,get,grow,turn,go,come,run,fall

,turnout

Thetroubleisthatweareshortofmoney.困难是我们资金短缺.

ThatiswhystonewallsareusedinsteadoffencesaroundNewEnglandfields.这就是为什么在新英格兰用石头墙而不用栅

栏的原因.

Atthattime,itseemedasifIcouldn'tthinkoftherightwordanyhow.当时,我似乎怎么也想不出一个恰当的字眼来.

引导表语从句的词:

附属连词that、whether、asthough、asif〔That引导表语从句时,在口语中,间或可以省略.〕

关系代词who,what,which,whom,whose,whatever,whoever,whomever,whichever等;

关系副词when,where,why,how,however,whenever,wherever等.

由附属连词that,whether引导的表语从句.

that在引导表语从句时无词义,而whether有词义,意为、是否.这时主句的主语常常是些抽象名词,如question(问题),

trouble(麻烦),problem(问题),result(结果),chance(可能性),suggestion(建议),idea(想法),reason(理由)等.表语从句对

主句主语进行说明、解释,使主语的内容具体化.例如:

Thetroubleis(that)shehaslosthismoney.麻烦的事是他丢了钱.

Thequestioniswhetherweneedmoreicecream.问题是我们是否还需要一些冰淇淋.

Theproblemwasthatitwastoovaluableforeverydayuse.问题是它作为一般之用太贵重了.

Whatshecouldn’tunderstandwasthatfewerandfewerstudentsshowedinterestinherlessons.我们不能理解越来越少的学

生对他的课不感兴趣.

由关系代词引导的表语从句.

关系代词who,what,which,whom,whose,whatever,whoever,whomever,whichever等引导表语从句,在句中作主语、宾

语、表语,关系代词不能省略.例如:Thequestioniswhichofusshouldgo.问题是我们哪一个应该去.

Theproblemwaswhocoulddothework.问题是谁能做这项工作.

That'swhatheisworryingabout.那就是他在担忧的事.That'swhatweshoulddo.那是我们应该做的.

由关系副词引导的表语从句.

关系副词when,where,how,why除在句子起连接作用外,在从句中还充当时间,地点,方法或原因状语,本身具有词

义.例如:'swhereyouleftit.去把雨衣拿来.就在你原来放的地方.

’swhyIgotwetthrough.我们既没伞也没雨衣,这是我们淋湿的原因.

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Thatishowmiceruinmanystoresofgraineveryyear.那就是老鼠是怎样每年损害大量粮食的.

Thatiswhatheisworriedabout.那就是他所担忧的.

由连词because,asif/asthough等引导的表语从句.

Itlookedasifitwasgoingtosnow.看起来好似要下雪了.

That'sbecauseweneverthoughtofit.这是因为我们从未想过此事.

Itseemsasifhedidn’tknowtheanswer.好似他不了解答案.

注意

A.表语从句肯定要用陈述语序.

False::Thequestioniswhenhecanarriveatthehotel.

B.不可以用if,而用whether连接表语从句(asif例外〕.引导宾语从句时可以互换if/whether位于介词后要用whether

位于句首时要用whether.引导表语从句,主语从句,同位语从句时要用whether.

False:Thequestionisiftheenemyismarchingtowardsus.

Right:Thequestioniswhethertheenemyismarchingtowardsus.

Right:Itlookedasifhehadunderstoodthisquestion.

C.不像宾语从句,在有表语从句的复合句中,主句时态和从句时态可以不一致.

Right:ThequestioniswhowilltravelwithmetoBeijingtomorrow.

Right:Thequestioniswhyhecriedyesterday.

在表语从句中不可以省掉.

根本用法

表语从句只能置于主句之后,而主句的动词只能是联系动词.名词性从句在be等系动词后作表语时被称为表语从句

例如:Theproblemishowwecangetthethingsweneed.

问题是我们怎样能弄到我们需要的东西.(how在表语从句中充当方法状语)

ThescissorsarenotwhatIneed.这把剪刀不是我所需要的.(what在表语从句中充当宾语)

WhatItoldhimwasthatIwouldfindhimagoodplay.我告诉他的是我会给他找个好剧本.(what在主语从句中作直接宾语,

that作为表语从句的引导词在该表语从句中不充当句子成分,不能省略)

ThatiswhatIwanttotellyou.那就是我想要对你讲的.(what在表语从句中充当直接宾语)

Thatiswhyshefailedtopasstheexam.那就是她考试不及格的原因.(why在表语从句中充当原因状语)

WhatItoldhimwasthatIwouldfindhimagoodplay.我告诉他的是我会给他找个好剧本.(what在主语从句中作直接宾语,

that作为表语从句的引导词在该表语从句中不充当句子成分,不能省略)

ThatiswhatIwanttotellyou.那就是我想要对你讲的.(what在表语从句中充当直接宾语)

Thatiswhyshefailedtopasstheexam.那就是她考试不及格的原因.(why在表语从句中充当原因状语)

注意

Thatiswhy...是常用句型,意为这就是„„的原因/因此„„,其中why引导的名词性从句在句中作表语,该句型通常用于针

对前面已经说明过的原因进行总结,又如:

Thatiswhyyouseethisoldwomanbeforeyouknow,Jeanne.珍妮,这就是现在这个老太婆出现在你面前的原因.(前文提

到Jeanne对老妇人显得苍老憔悴深感惊讶,说话人对她讲述了其中的原因之后,用这一句来进行概括).

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ThatiswhyIcame.这就是我来的原因.

下面是两个与Thatiswhy...形式相似的结构,它们与Thatiswhy...结构之间的关系要能够辨析清楚:

(1)Thatiswhy...与Thatisthereasonwhy...同义,只不过从语法结构上讲,Thatisthereasonwhy...中why引导的是—个定

语从句,将其中的thereason去掉则与Thatiswhy...结构一样,例如:

Thatis(thereason)whyIcannotagree.这就是我不能同意的理由.

(2)Thatisbecause...句型中附属连词because引导的名词性从句在此作表语,这也是个常用句型,意为这就是为什么„„/

因为„„.Thatisbecause...与Thatiswhy...之间的不同在于Thatisbecause...指原因或理由,Thatiswhy...则指由于各种原因

所造成的后果,例如:

becausehehadtohelphislittlesisterwithherhomework.昨天晚上他没有去看电影,

那是因为他得援助他的妹妹做作业.(第—句话说明结果,第二句话说明原因)

whyhedidnotseeitlastnight.他以前曾看过那部电影,因此他昨天晚上没有去看.(第

—句话说明原因,第二句话说明结果)

表语从句与宾语从句的关系

宾语从句和表语从句都属于名词性从句.其作用跟名词在句中的作用相同.故充当宾语的句子叫宾语从句,充当表语的

句子叫表语从句.

宾语从句

(1)对于宾语从句要掌握以下三点

①语序:从句的语序必须是陈述句语序,即主语+谓语这种形式.

②时态:当主句是一般现在时或一般将来时的时候,从句可以是任何时态,而当主句是一般过去时的时候,从句,从句时

态必须是过去时范围的时态,即(一般过去时,过去进行时,过去完成时,过去将来时).

③连接词:当从句意思完整,主句意思肯定时,连接词用that,且可以省去,当从句意思完整,主句意思不确定或含否认含

意时,常用if或whether(是否),当从句意思不完整时,连接词则是替代不完整局部的特别疑问词.

表语从句

在句子中起表语作用的从句叫做表语从句,位于主句系动词的后面.表语从句的引导词和主语从句的引导词相同.也是名

词性从句的一种.

如:Whatthepolicewanttoknowiswhenyouenteredredtheroom警察想了解的是你什么时候进的房间.

Thetroubleisthatweareshortoffunds困难是我们缺少资金.Thisiswhatweshoulddo这是我们应当做的.

注意:从句中的疑问句用正常语序,即陈述语序.asif,asthough,because也可用来引导表语从句.

Sheseemsasifshehaddoneagreatthing她看起来好似做了一件大事.Itisbecauseyoueattoomuch是因为你吃得太多了.

单项选择

stionis________r

2.Thereasonwhyhefailedis________eof

’s________here

4.Theproblemis_________totaketheplaceofTed

canget

anttoknowis______rD.不填

sonis_________

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_____

ked_________gh

9.—Ifellsick!--Ithinkitis_______e

sonwhyhehasn’tcomeis___________.

eofhismother’sbeingill

motherisill

11.—Hewasbornhere.--Thatis_______

______

13._______yourfatherwantstoknowis________gettingonwithyourstudies.

;;;;howyouare

ubleis__________t

awas__________wasfirstcalledIndiabyColumbus.

here

longer_________.

wasusedtobe

17.________hereallymeansis________hedisagreeswithus.

…………what

rgyis________

19—IdrovetoZhuhaifortheairshowlastweek.—Isthat_____youhadafewdaysoff?

itheraraincoatnoranumbrella____Igotwetthrough.

’’’’show

flagsontopofthebuildingThatwas______

22.---Areyoustillthinkingaboutyesterday’sgame---Oh,that’s_____.

erIfeelexcitedabout

eelexcited

rprisedmewasnotwhathesaidbut______hesaidit.

which

句子翻译

1.这就是我想做的___________________________________________________________________________________

2.这房子正是他最需要的东西._________________________________________________________________________

3.这就是Henry怎样解决问题的________________________________________________________________________

4.问题是谁能完成这项困难的任务_______________________________________________________________________

5.今天商量的话题是未来的学校会是怎样的________________________________________________________________

6.他迟到的原因是交通拥堵._____________________________________________________________________________

7.事实是他对我撒谎了.__________________________________________________________________________________

sayingthateveryoneshouldbeequal,andthisis_____________________________________________.(disagree)

你一直说每个人应该是公平的这就是我不同意之处.

atisstill_______________________________________________.(where)你的外套仍旧在你放的地方.

_________________________________________through.(get)我既没有

雨衣也没有雨伞.这就是为什么我全身被淋湿的原因.

ds____________________________________________________thedoor.(asif)听起来好似某人正在敲门.

s______________________________interestedinHenry.(become)好似伦敦全部人都变得对亨瑞感兴趣.

ttimewehadgreatfunwas_____________________________________________________theWaterPark.(visit)

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上一次我们玩得很开心的时候是我们正在参观水族公园的时候.

that/what的区别

1._______yourfatherwantstoknowis________gettingonwithyourstudies.

;;;;howyouare

ubleis__________t

awas__________here

longer_________.

wasusedtobe

5.________hereallymeansis________hedisagreeswithus.

…………what

rgyis________

系动词分类:

一、依据系动词后所跟结构,我们可以把英语系动词分为两大类:完全系动词〔其后只能跟表语的动词,如be,seem〕

和半系动词〔其后既可跟表语作系动词用法,也可跟宾语或状语作实义动词用,如look〕例如:

1〕Helookedsadlyattheboy.(看着,实义动词用法)Helooksacleverboy.〔看起来,系动词用法〕

2〕Helooksatacleverboy.〔看着,实义动词用法〕

在英语中,某一动词是多义词,既有实义动词用法,又有系动词用法.

二、依据系动词的意义,我们把英语系动词分为四类:

A.五大感官系动词B.状态系动词C.动态系动词D.双谓语系动词A.五大感官系动词,描述一种感官性质.

由实义感官动词变化而来,都是半系动词.

1.look看起来像是,后接adj.、n.、分词、介词短语、不定式等.

Thegirlbitherlipsandlookedthoughtful.这位女孩咬着嘴唇,看上去假设有所思.

2.smell闻起来,后接adj.分词.Theflowerssmellsweet.这些花气味真香.

3.sound听起来,后接adj.分词.Themusicsoundssweet.这首诗听起来真悦耳.

4.taste尝起来,后接adj.分词.Theapplestasteverygood.这些苹果很好吃.

5.Feel①摸起来,给……感觉;②觉得,后接adj./p.p.

Youwillfeelbetterafteranight’ssleep.睡上一晚,你会觉得好些.

B.状态系动词:

1.be,是,属完全系动词.Iamastudent.我是一个学生.

2.seem,似乎,好似,完全系动词.Theyseemquitehappy.他们似乎很愉快.

3.appear,显得,看起来好似,半系动词.Itappeared(tobe)atruestory.看来这是一个真实的故事.

4.keep,保持……的状态,半系动词,后接adj或介词短语.You’dbettergotobedandkeepwarm.你最好躺在床上去

暖和一下.

5.remain,仍是,半系动词.Iremainedsilent.我仍旧缄默.

6.stay保持〔某种状态〕,半系动词,后接adj.、过去分词.Thewindowstayedopenallthenight.

证明是,半系动词,后接adj.n.

Thetreatmentprovedtobesuccessful.这种疗法证明是成功的.

C.动态系动词:都属于半系动词,描述状态变化过程.

1.get变成,变得……起来,后可接形容词、分词、介词短语.

Thedaysaregettinglongerandlonger.白天变得越来越长了.

2.fall进入〔某种状态〕,成为,后常接以下形容词:asleep,lame,silent,ill,sick,flat.

Theoldmen,unabletoexpresshimself,fellsilent.那位老人说不清自己的意思,就不做声了.

Myfatherfellillanddied.我的父亲生病死了.3.grow渐渐变得……起来,长得

It’sgrowingwarm.天气渐渐暖和起来了.

4.turn转变成〔新的与原来完全不同的色彩或性质〕,变质〔色〕.

Mapletreesturnredinautumn.枫叶在秋天变红了.

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Itwascloudythismorning,butfortunatelyithasturnedfine.今天早上是阴天,幸好已经转晴了.

5.go,变成〔某种坏的状态〕Thetelephonehasgonedead.不通了.

Thematerialhasgoneafunnycolour.这料子的颜色变得奇异了.

go之后常接的adj.还有:bad,blind,wild,wrong,sour,hard,hungry,mad,red,with,anger,white,pale,blue,grey.

6.become变成,成为〔好坏均可的情况〕

Ibecameinterestedindrawing.我开始对素描感兴趣了.Hebecameangrywithme.他对我生气了.

Theybecamegoodfriends.他们成了好朋友.

7.come,变成为〔已知的状态〕,证实为,后常接形容词或前缀un-的过去分词作表语,表示状态或情况的变化.

Hiswishtobecomeapilothascometrue.他想当飞行员的心愿完成了.

Ifyoulookintothematter,everythingwillcomeclear.如果你调查一下这事,一切都会清楚.

后面常接的形容词还有:apart,dear〔昂贵〕,natural,open,short,right〔好了〕,unstuck〔没有粘住〕,untied〔松开〕.

8.run,变成,后接ceranhigh.价格上升了.

9.make,到达某种状态后接形容词],如sure,certain,merry,bold,free

Wemustmakecertainoffacts.我们肯定要弄清事实.

D.双谓语系动词此类系动词既有系动词的功能,后接表语,又保存原实义动词本身的含义.

例如:Therunrosered.太阳升起红艳艳.

Shestoppedandstoodquitestill.她停下来然后一丝不动地站着.Thesnowlaythickontheground.雪厚厚地堆积在地上.

Hemarriedyoung.他结婚很早.LeiFengdiedyoung.雷锋早逝.Hecontinuedsilent.他继续安静不语.

系动词单项选择题

①Thestorysounds_________________(MET89)

②Thoseorangestaste__________(MET91)ll

③---Areyoufeeling________---Yes,I’mfinenow/(NMET92)etter

④----CanIjointheclub,Dad.

----Youcanwhenyou_________abitolder.(NMET94)vegot

⑤---Doyoulikethematerial----Yes,it_______verysoft.(NMET94)

⑥_____goodtolieinthesunorswiminthecoolsea.(NMET96)

⑦Cleaningwomeninbigcitiesusuallyget_______bythehour.(NMET98)

⑧Whydon’tyouputthemeatinthefridgeItwill_____forseveraldays.(NMET2022〕

ayed

系动词稳固练习

①Whatyouhavesaid_______.

A.issoundedinterestingBsoundsinterestingC.soundinterestedD.listensinterested

②keep________.A.silentB.silenceC.thesilenceD.silently

③Look!Severalpeopleinthecrowdseemed_____.A.tobefightingB.tohavefoughtC.beingfoughtD.havingfought

④How_____thesongshesingssounds!Ihavenever______abettervoice.

A.beautifully,soundedB.beautiful,soundedC.sweet,listenedtoD.sweet,heard

⑤Herfeelingaboutthemarriage______ratherstrange.A.islookedB.isseemedC.seemsD.isappeared

⑥Thenewshirt______right.A.doesn’tfeelB.isn’tfeltC.isn’tfeelingD.doesn’ttouch

⑦Howhappyit_______formetobehomeagainaftertwentyyearsabroad!A.givesB.feelsC.isfeltD.isgiven

⑧John_____driversincetwomonthsago.A.becameaB.hasbecomeaC.hasturnedD.hasbeena

⑨He_____hefeltvery_______overthedeathoftheboy.

A.seemedthat,sadB.seemedasif,sadlyC.lookedasthough,sadD.lookedthat,sadness

⑩Theice_____thickontheriver.A.islainB.layC.laidD.lie

单项选择答案

优选素材

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1~5:DBACC6~10:ACDDC11~15:CBDBA16~20:AACAB21~23:DAA

句子翻译

whatIwanttodo.

seiswhatheneeds.

howHenrysolvedtheproblem.

stioniswhocancompletethedifficulttask.

cussiontopicfortodayiswhatschoolwillbelikeinthefuture.

sonwhyhewaslateisthatthetrafficwasbusy.

tisthathetoldalietome.

disagree

ouputit

twet

mebodyisknockingat

eryoneinLondonbecame

werevisiting

that/what的区别

DBAAAC

系动词单项选择题

1.D,2.A,3.B,4.A,5.C,6.B,7.C,8.B

系动词稳固练习

1——5:BAADC,6——10:ABDCB

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