高中英语名词性从句ppt.ppt

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1、LearningaimsBytheendoftheclass,theSswillgrasp:ThedefinitionandtypesoftheNounClauses Usagesoftheconnectives(连接词）1.that 与 what 2.if 与 whether 3.who 与 whoever 4.what 与 whateverDifferencesbetweenPartA 名词性从句知识小结一概念：名词性从句相当于名词，可分别在复合句中作_、_、_、_。因此，名词性从句可分为_、_、_ 和_。主语 表语宾语定语主语从句 表语从句宾语从句同位语从句二连接词：1、连接代词：有词义

2、，在从句中担任_ 语、_ 语、_ 语、_ 语的要用连接_、_、_、_、_、_、_。2、连接副词：有词义，在从句中担任状语有：_等。3、从属连词：无词义，在从句中不担任成分，有时可省略的是_；虽有词义，但在从句中不担任成分的是_代词主表 宾 定whatwhateverwhomwhosewhichwhoever whicheverwhomeverwhen(ever)whywhere(ever)how(ever)thatwhetherif asif asthough 名词性从句 noun clause 主语从句subject clause 宾语从句object clause 表语从句predicat

3、ive clause 同位语从句appositive clause 三 名词性从句分类1 主语从句在复合句中作主句的主语.引导词有连词that(that 不可省),whether;代词有who,what,which;副词when,where,how,why 等.如:1.That he is a famous singer is known to us.2.When he will go to America is not yet fixed.3 What impressed me was his patience.I told him(that)I would come back soon.H

4、e said(that)he would go there the next day and that his family wouldnt go there.2 宾语从句在复合句中作主句的宾语.引导词有连词that(that 常可省略),whether,if;代词有who,whose,what,which;副词when,where,how,why 等.如:3 表语从句在复合句中作主句的表语.引导词有连词that(that 不可省),whether;代词有who,what,which;副词when,where,how,why 等.如:The problem is that we didnt g

5、et in touch with him.This is how Henry solved the problem.4 同位语从句 在句中起同位语的作用.一般放在名词 fact,news,idea,promise,thought,suggestion 等之后,用以说明或解释前面的名词.引导词有连词 that;少数情况下也可用连接副词等.如:1.Thethoughtthatwemightsucceedexcitedus.2.Theideathattheyshouldtryasecondtimeisworthconsidering.3Ihavenoideawhetherhewillgo.Pract

6、icetime：指出下列各名词性从句的种类1.Atlunchtime,theradioweathermanreportedthatthemistwouldbecomeathickfogintheafternoon.2.Shewonderedifthebuseswouldstillberunning.3.Thetruthisthatthefogistoothickforthebustorunthatfar.4.Shesensedthatshewasbeingwatchedbyatallmaninadarkcoat.5.Whenwewillstartisnotclear.6.Ihadnoideat

7、hatyouwereherfriend.Object clauseObject clausePredicative clauseObject clauseSubject clauseAppositive clausePartB.名词性从句的常考点考点一:名词性从句中that 与what 的区别是什么？1._makesthebooksoextraordinaryisthecreativeimaginationofthewriter.2.Expertsbelieve_peoplecanwastelessfoodbyshoppingonlywhenitisnecessary.小结：_ 在名词性从句中

8、不作句子成分,只起连接作用;而_ 句中不仅起连接作用,而且作句子成分.Whatwhatthatthat考点二：名词性从句中的it 作形式主语或形式宾语1._isafactthatEnglishisbeingacceptedasaninternationallanguage.2.Ihate_whenpeopletalkwiththeirmouthsfull.3.Wehadmade_clear_wewillrefusetoaccepttheplan.ItItthatIt 小结：有时为避免句子头重脚轻，常用形式主语it 代替主语从句作形式主语或宾语放于句首，而把主语或宾语从句置于句末。尤其是that 引导的主语从句往往用先行词it作形式主语，主语从句后的谓语动词一般用单数形式。