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1、2013届英语科5年高考3年模拟［浙江专版］专题11名词性从句【备考策略】一、概念在句子小起名词作用的句子叫名词性从句。名词性从句的功能相当于名词词组，它在复合句中能担任主语、宾语、表语、同位语、介词宾语等，因此可分别称为主语从句、宾语从句、表语从句和同位语从句。主要考查语序问题、连接词选用、时态的呼应等Whowillwinthematchisstillunknown.Iwanttoknowwhathehastoldyou.Thefactisthatwehavelostthegame.Thenewsthatwewonthegameisexciting.2.引导名词性从句的
2、连接词可分为三类：从属连词：that,whether,if不充当从句的任何成分连接彳弋词：what,whatever,who,whoever,whom,whose,which,whicheve匚（作主、宾、表、补）连接副词：when,where,how,why,however,wherever（状）主语从句的用法一、主语从句在复合句中作主语，它可以位于句首，但常见的主语从句多放在句末，句首则用形式主语ito1.Thattheearthisroundistrue.=Itistruethattheearthisround2.Whetherhewillcomehasn'tbee
3、ndecided.=Ithasn'tbeendecidedwhetherhewillcome.注意：连词that,whether在从句中不担任句子成分,只起连接作用，不能省略（注：if不可用来引导主语从句）WhenhewillgotoAmericaisnotyetfixed.(ItisnotyetfixedwhenhewillgotoAmerica.)Whoeverleavestheroomlastshouldclosethedoor.Whateverwedomustbeintheinterestsofthepeople.1.常见的it作形式主语的结构1)Itisafac
4、tthathewonthematch・2)Itisnecessary(hatwedostudytheEnglish・3)Itisknowntoallthatlighttravelsinstraightlines・4)iLseemedthathewouldcomehere基木句型结构常用词语Itis4-名词+that从句Itisafact/ashame/apity/nowonder/goodnews/...that...Itis+形容词+that从句Itisnecessary/strange/important/possiblc/likcly/...that...这类主语从
5、彳'J屮，谓语动词常为(should)+动词原形Itis+过去分词+that从句Itissaid/rcportcd/dccidcd/known/...that...It+不及物动词+that从句Itseemed/happened/doesn^tmatter/hasturnedout/...that二、让作形式主语和it引导强调句的比较it作形式主语代替主语从句,主要是为了平衡句子结构，主语从句的连接词有变化。而it引导的强调句则是对句子某一部分进行强调，无论强调的是什么成分，都可用连词thato被强调部分指人是也可用who/whom。例如：♦Itisapitythatyo
6、udidn'tgotoseethefilm.♦Itdoesn'tinterestmewhetheryousucceedornot.♦Itisinthemorningthatthemurdertookplace.♦ItisJohnthatbrokethewindow.宾语从句的用法句子结构：主句+连接词(引导词)+宾语从句1.Webelieve(that)heishonest.2.Doyouknowwhathesaidjustnow?3.1don'trememberwhenwearrived1.Lilywantedtoknowif/whetherhergrandmalike
7、dthehandbag.2.weshouldthinkofhowwecandomoreforothers在think,believe,suppose,expect等动词Z后，宾语从句中谓语的否定常转移到主句的谓语上。Idon'tbelievehewillgo.Wedon'texpectheiscoming.Idon'tthinkhecandoit,canhe?You/Theydon'tthinkhecandoit,dothey?在接复合宾语的句了中，为了保持句了平衡，用it作形式宾语，将从句放于句尾，常接复合宾语的动词有:ma
