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高考英语语法专题讲解-名词从句
★名词性从句有:主语从句,表语从句,宾语从句,同位语从句
★引导名词性从句的连接词有:
连接代词:who,whom,what,which,有词义,在从句中担任成分,如主语、表语、宾语、或定语等;
连接副词:when,where,why,how,有词义,在从句中担任成分,作状语;
连接词:that,whether,if,asif.
1.that
1.1that引导名词性从句的省略情况
1.1.1that引导主语从句、表语从句、同位语从句时,不能省略。
e.g.Thathesuddenlyfellilllastweekmadeussurprised.
=Itmadeussurprisedthathesuddenlyfellilllastweek
形式主语
1.1.2that引导宾语从句时一般可省略,但在以下几种情况中不能省略:
1)当that从句和主句有插入词语时不能省略;
e.g.Hejudgedthat,becausehewasachild,hedidnotunderstandwine.
插入语
2)当that从句与另一名词性从句并列作宾语时不能省略;
e.g.Everyoneknewwhathappenedandthatshewasworried.
另一名词性从句
3)当that作介词宾语时不能省略。
e.g.Thereasonliesinthatsheworksharderthantheothersdo.
That从句做in的宾语
1.2引导名词性从句的that和what的区别
that引导名词性从句时,在从句中不充当任何句子成分,也没有任何含义,只起连接作用,且在宾语从句中有时可省略;而what引导名词性从句时,在从句中充当主语、宾语、表语或定语。
e.g.Thathesaidsomadeusangry.
无意义
Whathesaidatthemeetingmadeusangry.
指代说话的内容
Chinaisnolongerwhatitusedtobe.
指代过去的样子
2.疑问词+ever
2.1疑问词+ever和nomatter+疑问词的区别
疑问词+ever既可引导名词性从句,又可引导让步状语从句。
e.g.Whoeverbreakstherulemustbepunished.
Whoeverbreakstherule,hemustbepunished.
nomatter+疑问词只能引导让步状语从句。
e.g.Nomatterwhobreakstherule,hemustbepunished.
2.2Who/whoever,what/whatever等的用法区别
一般说来,what/who等含特指意义,而whatever/whoever等含泛指意义,意为“无论什么/无论谁”。
e.g.Ican’trememberatthemomentwhohassaidthewords.
Idon’tmindwhoevermadesuchaspeech.【主语从句专项训练】
1.—IdrovetoZhuhaifortheairshowlastweek.
—Isthat____youhadafewdaysoff?
A.whyB.whenC.thatD.where
2.Itwasamatterof____wouldtaketheposition.
A.whoB.whoeverC.whomD.whomever
3.____youhaveseenbothfighters,____willwin?
A.Since;doyouthinkwhoB.As;whoyouthink
C.When;whoeverD.Since;whodoyouthink
4.China’ssuccessinmanned-spacecrafttravelshows____ourcountryhasbecomeoneofthegreatestpowersinspaceresearch.
A.whatB.whichC./D.itthat
5.ThenarAosethequestion____weweretogetsomuchmoney.
A.whereB.thatC.aboutwhichD.inwhich
6.Itisnecessarythatacollegestudent______atleastaforeignlanguage.
A.masterB.mastersC.masteredD.willmaster
7.______wasmostimportanttoher,shetoldme,washerfamily.(2008山东)
A.ItB.ThisC.WhatD.As
8.