2026屆高考英語沖刺復(fù)習(xí)名詞性從句01基本用法

名詞性從句相當(dāng)于名詞，可作主句的主語、表語、賓語和同位語。因此，名詞性從句可分為主語從句、表語從句、賓語從句和同位語從句。引導(dǎo)詞類別常見引導(dǎo)詞作用連接代詞what,which,who,whose,whom,whatever,whichever,whoever,whomever有詞義，在從句中作主語、表語、賓語或定語連接副詞how,when,where,why,however,whenever,wherever有詞義，在從句中作狀語引導(dǎo)詞類別常見引導(dǎo)詞作用連接詞that,whether,if,because,asif/though除that外均有詞義，在從句中不作成分，只起連接作用021.引導(dǎo)詞

在復(fù)合句中充當(dāng)主語的從句叫作主語從句。主語從句的常見引導(dǎo)詞有：（1）連接詞：that,whether,if（2）連接代詞：

what,which,who,whose,whom,whatever,whichever,whoever,whomever（3）連接副詞：

how,when,where,why,however,whenever,wherever2.it作形式主語

在通常情況下，that引導(dǎo)主語從句時，常用it作形式主語，而將that引導(dǎo)的主語從句置于句尾。用it作形式主語通常有以下四種句型：（1）It+be+形容詞（necessary/important/obvious等）+從句（2）It+be+過去分詞（believed/known/decided等）+從句（3）It+be+名詞（短語）（asurprise/afact/commonknowledge等）+從句（4）It+不及物動詞/動詞短語（happens/occurstosb.等）+從句主語從句031.引導(dǎo)詞在復(fù)合句中充當(dāng)賓語的從句叫作賓語從句。賓語從句的常見引導(dǎo)詞有：（1）連接詞：that,whether,if（2）連接代詞：what,which,who,whose,whom,whatever,whichever,whoever,whomever（3）連接副詞：how,when,where,why,however,whenever,wherever2.it作形式賓語（1）動詞（think/consider/find/make等）+it+adj./n.+that

...（2）take

it

for

granted

that

...

認(rèn)為……理所當(dāng)然（3）depend/rely

on

it

that

...

指望/相信……（4）see

to

it

that

...

務(wù)必/保證……3.賓語從句的語序

賓語從句的語序是陳述句語序，即“引導(dǎo)詞

+主語+謂語+其他”。

但若動詞think,

believe,

suppose,

expect等后接賓語從句，從句中的否定詞經(jīng)常前移。賓語從句041.引導(dǎo)詞

在復(fù)合句中充當(dāng)表語的從句叫作表語從句?？山颖碚Z從句的連系動詞有be,seem,look,sound,taste,feel,remain,appear等。表語從句的常見引導(dǎo)詞有：（1）連接詞：that,whether,because,asif/though（2）連接代詞：what,which,who,whose,whom,whatever,whichever,whoever,whomever（3）連接副詞：how,when,where,why2.幾種特殊的表語從句（1）as

if/though

引導(dǎo)的表語從句

常出現(xiàn)在seem,

look,

sound,

taste,

feel,

appear等連系動詞后，從句可用陳述語氣，也可虛擬語氣。（2）because和why引導(dǎo)的表語從句

This/Thatiswhy...這/那是……的原因This/Thatisbecause...這/那是因為……

注意：主句主語是reason時，表語從句一般由that引導(dǎo)，而不用because或why。表語從句05同位語從句在復(fù)合句中作同位語，一般跟在名詞后，進(jìn)一步說明該名詞的具體內(nèi)容。同位語從句的引導(dǎo)詞有that,whether,who,what,where,when,why,how等。1.that引導(dǎo)的同位語從句that在從句中只起連接作用，不充當(dāng)任何成分，一般不能省略。2.whether引導(dǎo)的同位語從句whether意為“是否”，在句中不作成分，不可省略，也不能用if替換。3.其他連接代詞和連接副詞引導(dǎo)的同位語從句who,what,where,when,why,how引導(dǎo)同位語從句，在從句中充當(dāng)句子成分。4.后跟同位語從句的常見名詞這類名詞包括：fact,idea,news,message,information,promise,belief,condition,doubt,fear,hope,evidence,request,demand,chance,opinion,proof,question,possibility,report,impression,suggestion,thought,truth,warning,word等。同位語從句06（1）主語從句和賓語從句置于句首（2）引導(dǎo)表語從句和同位語從句（3）引導(dǎo)介詞后的賓語從句（4）引導(dǎo)詞直接與ornot連用（5）有些動詞如discuss等后的賓語從句（6）避免用if引導(dǎo)產(chǎn)生歧義用whether而不用if的情況

Whetherwewillgocampingdependsontheweather.Hemustanswerthequestionwhetherhewillattendthemeeting.Everythingdependsonwhetherwehavefreetime.Hedoesn'tknowwhetherornotheisgoingtostay.Wediscussedwhetherweshouldholdameeting.Letmeknowwhetheryouarecomingtoourparty.1.【2025北京卷】Thetruth,though,is________couldbeguessed—there’sneveranyoneelsehere.Justme,Nick,andthequietforest.2.【2024年全國甲卷】Onacool,starrynightinmid-September1870,fourmenrelaxedbeforeacampfirealongtheFireholeRiverin43__________isnownorthwesternWyoming.3.【2024年全國Ⅰ卷】Whiletheyarerarenorthof88°,thereisevidence__________theyrangeallthewayacrosstheArctic,andasfarsouthasJamesBayinCanada.07高考真題whatwhatthat4.【2024年全國Ⅲ卷】Iamnotsure___________ismorefrightened,meorthefemalegorillathatsuddenlyappearsoutofnowhere.5.【2024年江蘇卷】Itisnotaproblem___________wecanwinthebattle;it’sjustamatteroftime.6.【2024年天津卷】Thestudentcompletedthisexperimenttomakecometrue______ProfessorJosephhadsaid.7.【2023年新高考II卷】Thisis62__________theyneedanEnglishtrainer.07高考真題whowhetherwhatwhy8.【2023年北京卷】Thebestmomentforthefootballstarwas________hescoredthewinninggoal.9.【2023年北京卷】Somepeoplebelieve________hashappenedbeforeorishappeningnowwillrepeatitselfinthefuture.10.【2023年浙江3月卷】Recently,scientistshavestartedadebateon_______thecomputerswill“think”likehumaninhalfacentury.07高考真題whenwhateverwhether1.【2025·滄州市普通高中高三復(fù)習(xí)質(zhì)量監(jiān)測】Thetraditionalview________flowerandplantbuyersaremainlythosewithplentyoffreetimehaschangedinrecentyears.Busyurbanconsumershavefoundjoyintendingtoflowersandhouseplantsintheirleisuretime.2.【2025·四川省四川師范大學(xué)附屬中學(xué)月考】Itisquiteimportantforustoapply____________wehavelearnedtopractice.3.【2025·黑龍江省哈爾濱市德強(qiáng)高級中學(xué)高三月考】ThepowerofAIliesexactlyin____________isoftenconsideredasitsweakness.08最新試題thatwhatwhat4.【2025·江蘇省泰州市興化市月考】Talktoheranddecide______________thisfriendshipisstillimportanttoyou.5.【2025