1名词性从句学习目标:掌握名词性从句的四大类型以及它们的用法,并能判断出练习中的句子属于什么从句类型,会做一些简单的练习。学习重点:1.能快速判断出一个句子属于什么类型的从句。2.注意宾语从句的时态呼应。学习难点:1.that什么情况下可以省略,什么情况下不可以省略。2.whether和if什么时候可以互换,什么时候不可以互换。3.如何区分同位语从句与定语从句。◆学前尝试:1.______thebabycouldspeakmadehisparentsveryhappy.A.ThatB.WhatC.WhyD.If2.Iwonder______youwillgoshoppingorstayathome.A.thatB.ifC.whetherD.what3.Thisis______hewasoftenlateforschool.A.whatB.thatC.whyD.whether4.Weallknowthetruth______theearth______aroundthesun.A.if;movedB.that;movesC.why;moveD.whether;move◆探究学习:一.名词性从句的含义尝试:判断划线部分的句子在主句中充当的成分。1.Whathedoesisimportant.()2.Thisiswhathedoeseveryday.()3.Idon’tlikewhathedoeseveryday.()4.Idon’tknowaboutthefactthatheisateacher.()思考:1.一个句子在连接词的引导下,在句子中起________作用的句子叫名词性从句。2.名词性从句相当于名词词组,它在复合句中能担任哪些句子成分?_______________________________________________________________________3.根据从句在句中不同的语法功能,名词性从句可分为哪四类呢?_______________________________________________________________________二.引导名词性从句的连接词:尝试:判断下面名词性从句的连接词,并判断连接词在从句中充当的成分。例:Nooneknowswhotookawaythekey.(who)(主语)1.Iwanttoknowwhether/ifshestillliveshere.()()2.Whatshesaidisnottrue.()()3.Whobrokethewindowhasnotbeenfoundout.()()4.Heaskedwhosehandwritingisthebestinourclass.()()5.Thatiswhyshelefthomeyesterday.()()6.HaveyouheardthenewsthatMarywillbebacksoon?()()7.Ireallyfeelthatheneedsmoreexperience.()()8.Itisunwisetogiveyourchildwhateverhewants.()()思考:1、连接代词:who,whoever,whose,whom,whomever,what,which________词义,在从句中_____担任成分,担任哪些成分?________________________________________Idon’tbelieve__________hehasachievedsofar.__________breaksthelawshouldbepunished.2、连接副词:when,where,why,how________词义,在从句中_____担任成分,担任哪些成分?__________________________________________________wewillhandintheprojectwillbediscussedlater.Parentsarethoughttounderstand__________importanteducationistotheirchildren’sfuture.3、从属连词:that,whether,if,asif,asthough。that____词义,在从句中____担任成分,有时可省略;if(whether),asif_______词义,但在从句中_______担任成分。Idon’tcareabout__________youhavemoneyornot.Theproblemis__________Tomisabletoarriveontime.__________themeetingwillbeheldhereisnotdecidedyet.Itlooks__________itisgoingtorain.Thetruthis__________hedidn’tcomefortheconcert.__________theearthisroundistrue.总结:连接词词义担任成分关系代词关系副词从属连词三.名词性从句的类型:1.主语从句:在复合句中作主句的_______。连接词有that,whether;who,what,which;when,where,how,why等。如:__________heisafamoussingerisknowntous.__________hewillgotoAmericaisnotyetfixed.__________she’scomingornotdoesn’tmattertoomuch.__________broketheglassyesterdayisnotclear.2尝试:Itworriedherabit______herhairwasturninggrey.A.whileB.thatC.ifD.forItremainsaquestion______wecangetsomuchmoneyinsuchashorttime.A.howB.thatC.whenD.whatItisknowntous______wherethereispollution,thereisharm.A.whichB.whereC.whatD.that思考:1.为避免主语冗长,句子头重脚轻,经常用it作__________,主语从句放在后面作真正的__________。常见的相关句型主要有it作形式主语的句型:It’slikely/possible/that…____________________It’sclearthat…__________________It’ssaid/reportedthat…____________________It’sbeenannounced/declaredthat…____________________It’snowonderthat…____________________It’sacommonknowledgethat…__________2.表语从句:在复合句中作主句的_______。引导词有连词that,whether,asif,asthough;who,what,which,whose;when,where,how,why,because等。如:Theproblemis_________wedidn’tgetintouchwithhim.Thisis_________Henrysolvedtheproblem.Hissuggestionis_________we(should)finishtheworkatonce.Itlooked_________itwasgoingtorain.Thereason_________wedidn'ttrusthimis_________hehasoftenlied.3.宾语从句:在复合句中作主句的________。引导词有连词that,whether,if;who,whom,whose,what,which;when,where,how,why等。如:●Theyrealize________itisofgreatvaluetoteachthemtotheyoungergeneration.●Ican’timagine________madehimactlikethat.●Iasked______theyhadacheapsuit.●Itdependson________we’lldoit.●Iamglad_______youcancomeandhelpme.思考:宾语从句不仅可以放在及物动词后面,作及物动词的宾语,还可以放在______和_______的后面,作它们的宾语。4.同位语从句:在复合句中起_______的作用。一般放在名词idea;belief;fact;truth;problem;news,information;hope;thought;promise等之后,用以说明或解释前面的名词。常用that,whether,who,whom,when,where,why,how等引导(whose和which不引导同位语从句)Weallknowthetruth______theearthgoesroundthesun.A.thatB.whichC.whatD.whetherTheproblem______itisrightorwronghasnotyetbeendecided.A.whichB.thatC.whetherD.ifThefact______hedidn’tseeTomyesterdayistrue.A.thatB.whichC.whenD.whatThequestioncameupatthemeeting______wehadenoughmoneyforourresearch.A.thatB.whatC.whichD.whetherDanbyleftwordwithmysecretary______hewouldcallagainintheafternoon.A.whoB.thatC.asD.which尝试:判断以下从句的类型:1.Thenewsthathejoinedthearmyisinspiring.2.Thenewsthathetoldmeisinspiring.3.Doyouknowthefactthathestolethecar?4.Doyouknowthefactthattheyweretalkingabout?思考:a.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__________一个成分,充当__________成分时可省略。b.同位语从句对中心词的内容作进一步的__________,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_________成分,只起连接作用,无具体含义,且不可省略.◆重点、难点:1.Hesaid______thetextwasverydifficultHesaid______thetextwasverydifficultand______wehadtoworkhardatit.2.Iwonder______itdoesn’train.Pleaseletmeknow______youwanttogo.Theydon’tknow______togothere.We’reworriedabout__________heissafe.3.Thesuggestionthathe______atthemeetingwasagreedtobymostpeople.4.Thenewsthatourteamwonthegameistrue.(从句)Thenewsthatyouhaveheardisn’ttrue.(从句)5