资源描述：
《高考英语名词性从句课件》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、名词性从句Whatare“NounClauses”?指在主句中起的作用相当于名词的从句。e.g.a.Thathewillcometotheconferencehasexcitedeveryoneofus.b.Hetoldusthattheywouldhelpusthroughthewholework.c.Thequestionsiswhetherwecanreducethecostoftheproduct.d.Ihavenoideawhentheywillbebackandsettledown.作
2、啥成分?作‘主语’作啥成分?作‘宾语’作啥成分?作‘表语’作啥成分?作‘同位语’名词性从句：I.主语从句II.宾语从句III.表语从句IV.同位语从句根据其语法功能，名词性从句可分为以下几种：I.Whatare“SubjectClauses”?在主句中起主语作用的名词性从句称为主语从句。以下三类连接词可连接主语从句：1.从属连词：that;whether;if从属连词在从句中不作任何成分。2.连接代词：连接代词在从句中起名词的作用,作主语、宾语、表语、定语等。3.连接副词：连接副词在从句中起副词的
3、作用,作状语。e.g.a.Thatyouarelateeverydaymakestheteacherangry.你天天迟到，让老师很生气。=========从属连词that引导名词性从句在主句中作主语。a.Thatyouareleavingisapity.你要走，真遗憾。===============从属连词that所引从句在主句中作主语,但它自身不作任何成分。1.that置于句首的主语从句：b.Thathehaslosthiswatchisnottrue,isit?他手表丢了不是真的，是吗？注意
4、：(1)从属连词that引导的主语从句位于句首时，that不可以省略；(2)附加问句中不可再现that，而要用it.e.g.这项工作能否按时完成还没定呢。Whethertheworkcanbecompletedontimeisdoubtful.Itisdoubtfulwhethertheworkcanbecompletedontime.Itisdoubtfuliftheworkcanbecompletedontime.注意：whether所引导的主语从句可置于句首，而if所引导的则不能。2.从属连
5、词whether/if引导的主语从句：3.大部分主语从句都可以用it作形式主语。为了保持句子平稳，主语从句常用it作形式主语，将主语从句后置。常见结构如下：It+(1)系动词+a.名词b.形容词(2)助动词be+p.p.(3)动词(4)不及物动词主语从句e.g.a.Itisafact(n.)thatEnglishisbeingacceptedasaninternationallanguage.b.Itiscertain(adj.)thathewilldowellintheterminalexam.
6、c.Itisreported(aux.be+p.p.)thatChinahassentanotherman-madeearthsatelliteintoorbit.d.Ithappened(v.i.)thatIwasoutthatday.e.Itseems(v.i.)thatAliceisnotcomingtothepartyatall.4.wh-类连接词引导的主语从句wh-类连接词包括wh-类的连接代词(who,whom,whose,what,whoever,whomever,whosever,
7、whatever等)和连接副词(when,where,how,why,whenever,wherever,however等)。由wh-类连接词引导的主语从句可置于句首，也可置于句尾，但要用it作为形式主语。e.g.a.Whenthenewroadisopentotraffichasnotbeenmadeclear.→Ithasnotbeenmadeclearwhenthenewroadisopentotraffic.b.Whoeverwillbeinchargeoftheprojecthasn’t
8、beendecidedyet.→Ithasn’tbeendecidedyetwhoeverwillbeinchargeoftheproject.c.Whatweshoulddonextremainsunknown.What作从句的宾语，表示‘疑问’。d.Whathesaidisofgreatvalue.表示‘陈述’。1._____makesthisshopdifferentisthatitoffersmorepersonalservices.WhatB.WhoC.WhateverD
