高三英语总复习之句子系列复习之名词性从句

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1、高三英语总复习之句子系列复习（3）名词性从句（一）名词性从句的种类在句子中起名词作用的句了叫名词性从旬。名词从句的功能相当于名词词组，它在复合句中能充当主语、宾语、介词宾语、表语、同位语等，因此根据它在句小不同的语法功能,名词从句又町分别称为主语从句、宾语从句、表语从句和同位语从句。1.主语从句：在复合句中充当主语的从句。ThatpricewillgoupiscertairuWhetherwegobytrainorbyboatmakesnodifference・WhatsurprisedusisthathelostintheWherewelivedoesn'tmatter.Wha

2、teverhedidisright.Whicheveryouwantisyours・而将从句置于句末。例如：还没决定谁做这项工作。Whowillwritethepoemhasnotbeendecidedyet.game.Whenhewillbebackdependsontheweather.Howthepyramidswerebuiltwasstillamystery・Whoevercomeswillbewelcome・名词性从句作主语也常用先行词it做形式主语,Itisnotyetdecidedwhowilldothatjob.Itremainsunknownwhentheya

3、regoingtogetmarried.他们何时结婚依然不明。很遗憾你错过了那场音乐会。Itisapitythatyoumissedtheconcert.Tellmewhyyoudon'tlikeschool.Wearecertainthatthisistrue・乙宾语从句：在复合句中作宾语的名词性从句（位于及物动词，介词和形容词后）。Wehopethatyouwillenjoyyourstayhere.Dorftaskaboutwhatthemeetingisfor.动词+it+从句（it没有任何意义）Ihearditthathehadgoneabroad・mouthfull.

4、主语+谓语+形式宾语it+宾补+宾语从句IfeelitaterriblethingthatIhavetogetupsoearly,withus.3.表语从句：在复合句中作表语的名词性从句，Thereasonwasthathedidn'tworkhard・IhateitwhenpeoplespeakwiththeirItookitforgrantedthatyouwouldstay放在系动词之后。NewYorkisnoIongerwhatitwastenyearsago.Thatiswhyheturnedmedown.Thebookiswhereyouleftit.4.同位语从句：

5、在复合句中作名词的同位语的名词性从句。Heacceptedthefactthatshewouldnevercomeback.Doyouhaveanyideaswherewecangetcheapersecondhandcar?（二）名词性从句的连词引导名词性从句的连接词；引导名词性从句的连接词可分为三类：连接词：that,whether,if（不充当从句的任何成分）连接代词：what,whatever,who,whoever;whom,whose,which连接副词:when,where,how,whyI.名词性that■从句1）由从属连词that引导的从旬叫做名词性that•从

6、句。That只起连接主句和从句的作用，在从句中不担任任何成分，本身也没有词义。名词性that■从句在句中能充当主语、宾语、表语、同位语和形容词宾语。例如：主语：Thatheisstillaliveissheerluck.他还活着全靠运气。宾语：JohnsaidthathewasleavingforLondononWednesday.约翰说他星期三要到伦敦去。表语：Thefactisthathehasnotbeenseenrecently.事实是近来谁也没有见过他。同位语：Thefactthathehasnotbeenseenrecentlydisturbseveryoneinhi

7、soffice.近来谁也没有见过他，这一情况令办公室所有的人不安。形容词宾语：Iamgladthatyouaresatisfiedwithyourjob.你对工作满意我感到很高兴。2)That-从句作主语通常用it作先行词，而将that•从句直于句末。例如：Itisquiteclearthatthewholeprojectisdoomedtofailure.彳艮清楚，整彳计划注定要失败。It'sapitythatyoushouldhavetoleave.你非走不可真是件憾事。用i