名词性从句复习完整ppt课件

名词性从句,爱解答,人教版高中英语重点语法讲解,主语从句、宾语从句、表语从句和同位语从句。,名词从句,.,名词性从句考点归纳,一、名词性从句的语序陈述语序,二、名词性从句连接词的选用,1.that和what的选用,2.whether与if的辨用,3.其它连接代词和副词的连用,4.that不能省略的情况,三、同位语从句和定语从句的区别,四、名词从句与定语从句的一些对应关系：,五、名词性从句中主句和从句的主谓一致,1.that和what的选用,that和what都可引导所有的名词从句。但是，what除起连接作用外，还在名词性从句中充当成分，可做从句的主语、宾语、或表语。而that在名词性从句中不充当任何成分，只起连接作用。,Whathewantsisabook.Theresultisthathewonthegame.,.,whether与if均为“是否”的意思。但在下列情况下，whether不能被if所取代：1.主语从句、表语从句、同位语从句用whether引导，不用if2.whether可以引导从句作介词的宾语，而if则不能，3.whether可以直接跟动词不定式连用，而if则不能4.whetherornot连在一起引导宾语从句时不用if,2.whether与if的辨用,引导动词之后的宾语从句可用if或者whether,3.其它连接代词和副词的连用,主要根据名词性从句中的具体意义,正确的选择who、which、when、where、why、how等连接词，这些连接词既具有疑问含义，又起连接作用，同时在从句中充当各种成分。,我们何时举行运动会还没有决定。_weshallholdoursportsmeetingisnotdecided.我不知道昨天谁打破了玻璃。Idontknow_broketheglassyesterday.我不知道他长的什么样子。Ihavenoidea_helookslike.这就是我忘记眼镜的地方。Thisis_Ileftmyglasses.,When,who,what,where,.,that引导名词性从句时在从句中不做任何成分，也没有具体的意义。其他连接词在引导从句时都做相应的成分并有具体的意思。,ThattheyaregoodatEnglishisknowntousall.TheproblemisthatwedonthaveenoughmoneySheexpressedthehopethattheywouldcometoChinaoneday.,1.)主语从句、表语从句、同位语从句中用that但不能省略。,4.that不能省略的情况,.,2).It做形式宾语的宾语从句：,IdontthinkitnecessarythatyoushouldreadEnglishloudly.,3).并列宾语从句中，从第二个宾语从句开始都不可省略4).当that宾语从句中状语部分位于从句前部时Tellhimthatifhecomestomorrow,pleasecallme.5).当that前有插入语时Tomdidntknow,Imsure,thathissisterwasgoingtoJapan.,.,6).当that作介词宾语时，that不可省掉。Thereasonliesinthatsheworksharderthantheothersdo.,同位语从句和定语从句的区别,1.定语从句是先行词的修饰语，它不涉及先行词的具体内容。定语从句中that不但起连接作用，而且在定语从句中充当一个句子成分，充当从句的宾语成分时可省略。,2.同位语从句对中心词的内容作进一步的解释和说明，表明中心词的具体内容。引导同位语从句的that在同位语从句中不做任何成分,只起连接作用,无具体含义,且不可省略.,1.Weexpressedthehopethattheyhadexpressed.2.WeexpressedthehopethattheywouldcometoChinaagain.,1.Theinformationhasbeenannouncedthatmoremiddleschoolgraduateswillbeadmittedintouniversity.2.Theinformationthatherevealedatthemeetingisofgreatvalue.,同位语从句/定语从句,.,It做形式主语：(A)Itisclear/certain/likely/true/surprisingthat(B)Itisapity/shame/goodidea/nowonderthat.(C)Itissaid/reported/believed/known/thought/suggestedthat(D)Itseems/happensthat。,.,四、名词从句与定语从句的一些对应关系：1.Hehasdonewhathecantohelpme.-Hehasdone_hecantohelpme.WhatIwanttosayhasnothingtodowithit.-_Iwanttosayhasnothingtodowithit.3.Whoeverbreaksthelawistobepunished._breaksthelawistobepunished.,allthat,Allthat,Anyonewho,.,五、名词性从句中主句和从句的主谓一致,主语从句做主语相当于单数第三人称作主语，谓语动词用单数，如果由and连接两个或两个以上的主语从句做主语时，谓语动词用复数；由两个或多个连接词引导一个主语从句，谓语动词用单数。Whenthemeetingwillbeginhasnotbeendecidedyet.Whentheywillstartandwheretheygohavenotbeendecidedyet.,.,Practicetime.单句改错,1.Thattheearthturnsaroundthesunareknowntoall.2.Whenthemeetingwillbeheldhaventbeenknownyet.3.Ididntknowthatyouwillcome.4.Hesaidthatheiswritingastory.5.Couldyoutellmewhenwillhearrive?6.YoucanbegintoseewhydoesEnglishhavesuchstrangerules.,_is,_hasnt,_would,_was,_hewill,_Englishhas,Practicetime,1.Itnowappears_theyareinneedofhelp.A.thatB.whichC.whatD.how2.Itisgoodnews_theywillarriveinafewdays.A.whichB.whatC.thatD.how3.It_Joedrivesbadly.A.thoughtthatB.thinksthatC.isthoughtthatD.isthoughtthat4.It_heislateforclass.A.maythatB.mightthatC.maybethatD.mightbewhat5.Thisis_shewasborn.A.whereB.whichC.thatD.what6.Thequestionis_wecantgotheretoday.A.thatB.whatC.whichD.when,7.Thequestionis_itisworthdoing.A.ifB.whetherC.whichD.what8.Thereasonhehasmadesuchgreatprogressis_hehasneverwastedhistime.A.becauseB.whyC.thatD.what9.Mysuggestionis_weshouldturnthelandintoricefields.A.whatB.thatC.whichD.where10.Hisproposalisthatthedam_atthefootofthemountain.A.buildB.willbuildC.bebuiltD.willbebuilt11.Myadviceisthathe_regularhouse.A.keepB.wouldkeepC.keepsD.kept12._knowsthetruthwilltellyouaboutit.A.WhothatB.WhoeverC.WhomthatD.Thatwho,13.Weallknowthetruth_theearthgoesroundthesun.A.thatB.whichC.whatD.whether14.Weheardthenews