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《高中英语语法专题名词性从句讲解与练习》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、一对一个性化学科优化学案▲0鹰击长空一基盼不丟一、概述在复合句中具有名词的性质的作主语、表语、同位语、宾语的从句叫名词性从句。因此,我们把主语从句、表语从句、同位语从句和宾语从句这四种从句统称为名词性从句。ItisafactthatEnglishisbeingacceptedasaninternationallanguage（主i?Y丿人句）Thetroubleisthatshehaslosthisaddress.（表语从句）Theyhavenoideaatallwherehehasgone.（同位语从句）Doyourememberhowhecame?（宾语从句）二-主语
2、从句(subjectclauses)1、概述在复合句中起主语作用的从句叫主语从句。引导主语从句的词有从属连词、关系代词、连接副词等。引导主语从句的关联词有从属连词that、whether,关系代词：who,what,which,whom,whose,whatever,whoever,whomever,whichever；关系畐】J词：when,where,how,why,however,whenever,wherever等。Thatyoudoiftlikehimisnoneofmybusiness.Whathesaidistrue.Whetherthefootballga
3、mewillbeplayeddependsontheweather.2^从属连词that,whether引导的主语从句。从属连词that,whether在主语从句中的作用只是引导主语从句，它们在从句中不担任成分，不能省略。Whethershewillcomeornotisstillaquestion.Thattheywillgoiscertain.Whethershe'scomingornotdoesnrtmattertoomuch.3、it作形式主语引导主语从句。如果主语从句太长，为避免句子结构头重脚轻，我们可用it作形式主语，而把主语从句放在主句谓语部分Z后。That
4、引导的主语从句可用it代替，that不可省略。用作it作形式主语的结构：（1）Itis/was+形容词+that从句It*snaturalthat...很自然It*sobviousthat...显而易见（2）Itis/was+名词+that从句It'sapitythat...遗憾的是It'safactthat...事实是（3）It+不及物动词+that从句Itseemsthat...似乎Itturnsoutthat…结果（4）Itis/was+过去分词+lhat从句It^sreportedthat...据报道It9sbelievedthat...据认为Itisapityt
5、hatshehasmadesuchamistake.Itsstrangethathedidn'tcomeyesterday.4、由关系代词引导的主语从句。关系代i可who,what,which,whom,whose,whatever,whoever,whomever,whichever等，弓I导主语从句时，它们分别在从句中担任主语、宾语或定语，不能省略。Whoeverleaveslheroomlastoughttoturnoffthelights.Whatyouhavedonemightdoharmtootherpeople・Whathesaidat（hemeetinga
6、stonishedeverybodypresent.Whomadethelongdistancecallisnotimportant.5、关系副词引导的主语从句。连接副词有when,where,why,how,however,whenever,wherever等引导主语从句吋，它们在从句中担任状语，不能省略。此类主语从句可以转换为以it作形式主语的句子。Whyhedidn'lcomehereisnotcleartoanyone.Whereshehasgoneisnotknownyet.Whentheywillstar!hasnotbeendecidedyet.三、表语从句
7、1、概述用作表语的从句叫作表语从句，它位于主句中的连系动词之后。引导表语从句的词有从属连）司that^whetherasthough（if）；关系代i司who,what,which,whom,whose,whatever,whoever,whomever,whichever等；关系副词when,where,why,how,however,whenever,wherever等。可以接表语从句的连系动词有be,look,remain,seem等。Thai引导表语从句时，在口语屮可以省略。Thetroubleisthatweares
