高考英语复习名词从句和定语从句.docx
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高考英语复习名词从句和定语从句
名词性从句包括:
主语从句、宾语从句、表语从句和同位语从句。
Ⅰ.主语从句:
在句子中充当主语
主句谓语动词要用单数第三人称。
Whoevercomesiswelcome.
1.that引导主语从句。
that引导主语从句时,仅起连接作用,不作任何成份,不能省略。
有时为了保持句子平衡,把that从句后置,由形式主语it来代替。
Thatshewaschosenmadeusveryhappy.
Itmadeusveryhappythatshewaschosen.
it作形式主语,有几种固定句型:
(1)It+be+adj.+that-clause
Itisnatural/strange/important/necessarythat...
很自然/奇怪的是/重要的是/必要的是……
从句中的谓语动词用(should)+动词原形
Itisimportantthathe(should)attendthemeeting.
(2)It+be+n.+that-clause
Itisafactthat...事实是……
Itisanhonourthat...非常荣幸……
Itiscommonknowlegethat...……是常识
Itisapitythat...很遗憾……
(3)It+be+过去分词+that-clause
Itisreportedthat...据报道……
Itisbelievedthat...据相信……
Ithasbeenprovedthat...已证实……
Itissaidthat...据说……
特别提示
在表示建议、要求、命令等意义的被动结构中,that从句中的谓语动词用(should)+动词原形。
Itissuggestedthatthemeeting(should)beheldthisafternoon.
(4)It+seem/happen等不及物动词+that-clause
Itseems/seemedthat...似乎……
Ithappens/happenedthat...碰巧……
Itappearsthat...好像……
Itseemsthatheiswrong.
2.whether引导的主语从句“是否”从句在句首时必须用whether,置于句尾时,可换用if.
Whetherhewillcomeisnotclear.
Itisnotclearwhether/ithewillcome.
3.wh-疑问词引导主语从句。
有时也可用it作形式主语,而把wh-从句后置。
Whatweneedismoretime.
Itismoretimewhatweneed.
Whyhedidthisisnotknown.
Itisnotknownwhyhedidthis.
4.whatever,whoever,whomever,whenever,wherever等引
导主语从句。
Whoevertoldyoutogiveupsmokingwasquiteright.
Whatevercausedtheaccidenthasnotyetbeenfound.
Ⅱ.表语从句
位于系动词be,look.remain,seem等连系动词后充当表语的从名也叫表语从句。
1.that引导表语从句:
that不作任何成份,只起连接作用,不能省略。
Thetroubleisthatweareshortofmoney.
Thefactisthatheislying.
2.whether引导表语从句,这时不能换用if。
Thequestioniswhetherpeoplewillbuyit.
3.疑问词引导表语从句
Thepenciliswhereiswas.
Theproblemwashowwecouldfindhim.
asif,asthough引导表语从句
Helooksasifhewereangry.
Ⅲ.宾语从句:
在句子中充当宾语
that引导的宾语从句:
that在从句中没有任何意义,不充当任何成份,可省略。
Iknow(that)youhavemethim.
Let'ssuppose(that)onedaythishappenstoyou.
Hetoldmethathewaswrong.
在动词think,believe,suppose,expect,imagine等后is的宾语从句中的否定词前移。
(主句的主语须是第一人称)
Idon'tthinkyouarcright.
2.wh-疑问词引导的宾语从句。
Tellmewhatyouwant.
Doyouknowwhowillcomeatthemeeting?
误区警示
whose,which,what三个词都带有形容词性质:
whose“谁的”,which“哪一个”,what“什么”。
which是有一定的范围的。
what-般没有什么特定的范围。
Idon'tknowwhichfoodyouwant.
Idon'tknowwhathewants.
3.如果宾语从句还有自己的补语,应用it作形式宾语,而把从句后置。
这样的动词有make,believe,find,feel,consider,think等。
WethinkitstrangethatTomdon'tgotoschoolyesterday.
4.可以用whatever,whoever,whomever,whenever,wherever等引导宾语从句。
Pleasewritedownwhateverheissatying.
Idon'tknowwhoeverwillcome.
Ⅳ.同位语从句:
在句中充当同位语。
1.that引导同位语从句。
在下列名词后可用that引导同位语从句:
answer,belief,doubt,fact,hope,idea,information,knowledge,law,news,opinion,plan,suggestion,thought,truth等。
lhadnoideathatyouwerehere.
ThestorygoesthatWilliamkilledhiswife.
误区警示
①同位语从句引导词无意义,不充当成份,不可省略。
②同位语从句与其说明的名词或代词应为同一内容。
③同位语从旬前一般没有逗号。
2.在noidea后可用wh-疑问词引导同位语从句。
Ihavenoideawherehehasgone.
Ihavenoideawhathesaid.
辨析比较:
(1)that引导定从句和that引导同位从句的区别:
that引导的定语从句是对先行词加以修饰限制,that在定语从句中作主语、宾语或表语;而同位语从句是说明名词中心词的具体内容,that在同位语从句中不作任何成份,只起连接作用。
Hetoldmethenewsthatourteamwon.(that引导同位语从句)
Hetoldmethenewsthat(which)wasveryexciting.(that引导定语从句在从句中作主语)
Weareinterestedthenewsthatsomeforeignerswillvisitourschool.(同位语从句)
Weareinterestedinthenewsthathetoldus.(定语从句,that在从句中作宾语)
(2)whether与if在名词性从句中的用法区别:
①whether和if表示“是否”之意,引导宾语从句时,二者可换用。
Heaskedifhewouldcome.
Heaskedwhetherhewouldcome.
②连词whether引导主语从句、表语从句时,不可换用if。
Whetherhewillattendthemeetingisuncertain.
Thequestioniswhetherhewillcome.
③宾语从句中,whether常与ornot搭配,if则不可以。
Idon'tcarewhetherornotshewillattendthemeeting.
④whether可用在介词后,或带to的不定式前,if则不可。
I'mnotsureofwhetheritwillrainornot.
Ihavenoideawhethertogotherebybus.
⑤某些动词(如discuss)后面只能用whether,不用if。
Wediscusseswhetherweshouldmakeachangeinourplan.
3.动词doubt后跟宾语从句时,在肯定句中用whether
或if引导宾语从句。
在否定句、疑问句中用that引导宾语从句。
……thatyouhadturnedadeafeartoyourmother'sadvice.
我认为你失败的原因是你不听你母亲的忠告。
注意:
在“thereasonwhysB.doessth.isthat-从句”的结构中,that不能换成because。
基本能力训练
Ⅰ.单项选择
从A、B、C、D四个选项中,选出可以填人空白处的最佳选项。
1.hope__________happywhiIeyouarehere
A.youtobe B.foryourbeing
C.youwillbe D.youbeing
2.Youwillrealize__________breakthelawwillbepunished.
A.thatthosewho B.thatthosethat
C.whoever D.thosewhoever
3.-Imisspeltawordhereinthesentence.
-Well,that's_youweremistaken. ( )
A.when B.what
C.where D.why
4.-Itwas3o'clock__________wearrivedatthevillage.
-Oh,itwasalsoat3o'clock__________wearrivedatthevillage.
A.when;when B.when;that
C.that;that D.that;when
5.__________airistousis__________wateristofish.
A.That;that B.What;that
C.That;what D.What;what
6.Canyoumakesure__________thegoldring?
A.whereAlicehadput
B.wherehadAlicehadput
C.wherehasAliceput
D.whereAlicehasput
7.__________hesaidatthemeetingastonishedeverybodypresent.
A.What B.That
C.Thefact D.Thematter
8.Iremember__________thisusedtobeaquietvillage.
A.when B.how
C.where D.what
9.-Doyouremember__________hecame?
-Yes,Ido.Hecamebycar.
A.how B.when
C.that D.if
10.Mothermadeapromise__________Ipassedthefinalexamshewouldbuymeacomputer.
A.if B.thatwhether
C.whethe1. D.thatif
11.__________youlikehimornotisnoneofourbusiness.
A.If B.What
C.Whether D.That
12.__________helookedaftertheoldmanyearafteryemovedusdeeply.
A.That B.When
C.Why D.What
13.__________wewillgooutingdependson__________itwillbefinedaytomorrow.
A.If,whether B.Whether,if
C.Whether,whether D.If,if
14.__________surprisedusverymuchthathehadpassedthedrivingtest.
A.What B.This
C.It D.That
15.Goandgetyourschoolbag,Tom.it's__________youleftit.
A.there B.where
C.wherethem D.therewhere
16.Itlooked__________itwasgoingtosnowagain.
A.asif B.evenif
C.if D.as
17.LeiFengwasalwaysthinkingof__________hecouldhelpothers.
A.that B.how
C.when D.which
18.Tomwasdisappointedthatmostoftheguests__________whenhe__________attheparty:
A.left;hadarrived B.left;arrived
C.hadleft;hadarrived D.hadleft;arrived
19.Thequestionis__________youshoulddonext
A.what B.that
C.how D.why
20.Iknownothingaboutherbut__________sheisfromCanada.
A.how B.when
C.that D.why
21.Itdependson__________wehaveenoughtime.
A.if B.ifornot
C.that D.whether
22.__________theydon'tlikeusisveryclear.
A.What B.That
C.which D.where
23.-thegreentypewriterismine.
-Doyouknowwhosetypewriter__________?
A.isthisblueone B.thisblueone
C.isthisblue D.thisblueoneis
24.Thereason__________nothingonearthismotionlessistheearthisinconstantmotion.
A.why;that B.that;why
C.of;that D.that;because
25.Istillrememberthepromise__________hemade__________hewouldgivemcagiftformybirthday.
A.what,that B.that,that
C.that,which D.which,which
26.Ihadnoidea__________shehasgone.
A.how B.what
C.when D.where
27.Thefactory__________Iworkedtenyearsagoisinthecastofthecity.
A.how B.what
C.which D.where
28.Theplace__________interestedmemostwastheChidren'sPalace.
A.which B.inwhich
C.what D.where
29.Ihavenoidea__________hewillcomebackfromwork.
A.where B.that
C.when D.which
30.Iwillneverforgettheday__________Ifirstcametothecollege.
A.onwhich B.which
C.inwhich D.that
31.We'llrememberthedayforever__________wegotmarried.
A.when B.which
C.that D.inwhich
32.Thegirlmakesfulluseofthetime__________shecanspare.
A when B that
C.onwhich D.inwhich
33 Wehadnoidea__________LiHongdidn'tcometoschooltoday.
A.that B.which
C.why D.forwhich
34.Pleasegivemeyourreason__________youweren'thereyesterday.
A.that B.which
C.why D.forthat
35.Isthatthereason__________youcan'ttellus?
A.forwhich B.why
C.that D.what
36.Thesephotographswillshowyou__________.
A.whatourvillagelookslike.
B.whatdoesourvillagelooklike
C.howourvillagelookslike.
D.howdoesourvillagelooklike.
37.__________istopracticeusingEnglishoften.
A.Thatyoushoulddo.
B.Whichyoushoulddo.
C.Whatyoushoulddo.
D.Whatevershouldyoudo.
38.__________wecan'tgetseemsbetterthan__________wehave.
A.What;what B.What;that
C.That;that D.That;what
39.__________we'llgocampingtomorrowdependsonthe
A.If B.Whether
C.That D.Where
40.Itworriedherabit__________herhairwasturninggray.
A.while B.that
C.if D.whether
41.__________noonelikeshisideamadehimverysad.
A.What B.That
C.Which D.How
42.Thereason__________hedidn'tcometothelectureis__________hewasveryillthatday.
A.why;because B.that;because
C.that;that D.why;that
43.__________yousaywillbeofnousenow.
A.What B.That
C.Nomatterhow D.Whatever
44.Aftermonthsofsearchtherewaslittlehope__________thelostboymighthefound.
A.that B.which
C.when D.how
45.__________inthenewspaperthattheJapaneseMinisterwillarrivenextMonday.
A.Itsays B.Itissaid
C.Ithassaid D.Heissaid
46.__________wecan'tjoinintheparty.
A.Itisapity B.Thatisapity
C.Itisapitythat D.Itispity
47.__________theheadmasterisnotcomingtothesportsmeetingatall.
A.Itseemsthat B.Itseemthat
C.Itseems D.Itseemed
48.Hasitbeenannounced__________theplanetaretotakeoff?
A.when B.if
C.which D.what
49.Itisnotclear__________hedidit.
A.who B.which
C.whom D.why
50.Thefact__________hedidnothing__________allofus.
A.that,tosurprise
B.that,surprised
C.which,wassurprising
D.which,wassurprprised
定