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首页 名词性从句.ppt

名词性从句.ppt

名词性从句.ppt

上传者: 159*****989@sina.cn 2012-03-20 评分 5 0 132 18 598 暂无简介 简介 举报

简介:本文档为《名词性从句ppt》,可适用于高中教育领域,主题内容包含Grammar:名词性从句名词性从句相当于名词可分别作主句的主语、表语、宾语和同位语。因此名词性从句分为主语从句、表语从句、宾语从句和同位从句。Th符等。

Grammar:名词性从句名词性从句相当于名词可分别作主句的主语、表语、宾语和同位语。因此名词性从句分为主语从句、表语从句、宾语从句和同位从句。ThateverythingintheworldchangeswasoftenathemeinpoetryoftheRomanticMovementThisiswhyIthinkmyhappiestdayswillbeinthefutureIaskedherwhethershehadlookedatamapyetThechancesthatwewillallhavetheopportunitytoliveinanEnglishcountryaresmall引导名词性从句的连接词、连接代词:who,whose,whom,what,which等有词义在从句中担任成分如主语、表语、宾语、或定语等。、连接副词:when,where,why,how等有词义在从句中担任成分作状语。、连接词:that,whether,if,asif。that无词义在从句中不担任成分有时可省略if(whether),asif虽有词义但在从句中不担任成分。主语从句:、主语从句在复合句作主语。egWhowillgoisnotimportantWhentheywillsellthehouseisnotyetdecidedWhyhewaslateforschoolwasnotknowntousWhateverwassaidheremustbekeptsecretWhoevermakesmistakesmustcorrectthem、that引导主语从句时不能省略。egThathesuddenlyfellilllastweekmadeussurprisedThattheyarebadlyinneedofhelpisquiteclear用it作形式主语主语从句放在句末。egItdoesn’tmattersomuchwhetheryouwillcomeornotItiswellknownthatmanyAmericansliketoeatalotIt’sagoodthingthattheexamsarefinishedItisgenerallyagreedthatNativeAmericanscameacrossfromAsia)Itisadjn从句 Itisapityshamethat遗憾的是…… Itispossiblethat很可能…… Itisunlikelythat不可能……)It不及物动词从句 Itseemsappearsthat似乎…… Ithappenedthat碰巧……)Itbe过去分词从句 Itissaidthat据说…… Itisknowntoallthat众所周知…… Itisreportedthat据报道…… Itisbelievedthat据信……人们相信…… Itissuggestedthat有人建议……Itmustbepointedoutthat必须指出……Ithasbeenprovedthat已证明……表语从句、表语从句在复合句中作表语位于系动词之后。“主语系动词表语从句”。接表语从句的系动词有be,look,remain,seem等egThequestionwaswhocouldgothere、引导表语从句的连接词that有时可省去。egMyideais(that)wecangetmorepeopletohelpinthework常用的还有thereasonwhy…isthat…和Itisbecause…等结构。)Thereasonwhyhewaslateforschoolwasthathemissedthebus)Thisiswhywecan’tgetthesupportofthepeople宾语从句、宾语从句在复合句中作宾语。引导宾语从句的连词that一般可省略。egIhope(that)everythingisallright、如果宾语从句后面有宾语补足语要使用形式宾语it而将从句放在补足语后面。egIthoughtitstrangethathedidn’tpasstheexaminationTheywanttomakeitcleartothepublicthattheydoanimportantandnecessaryjob、表“是否”时whether与if引导的宾语从句常可互换。但下面情况不能互换。()宾语从句中的whether与ornot直接连用就不能换成ifegIdon’tknowwhetherornotthereportistrueIdon’tknowwhetherifthereportistrueornot()介词后的宾语从句要用whether引导。egItdependsonwhetherwehaveenoughtime()whether可与不定式连用。egTheydon’tknowwhethertogothere()whether也可引导主语从句、表语从句、同位语从句以上均不能换成if。Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved否定的转移:Ithinkconsidersupposebelieveexpectguessimagine等之后的宾语从句若从句的谓语动词含有否定意义,一般要把否定词转移到主句谓语上,从句谓语用肯定式。Idon’tthinkthisdressfitsyouwell(我认为这件衣服不适合你穿。)Idon’tbelieveyoulietous在非正式语体中that引导的宾语从句可省去但当两个表陈述意义的宾语从句并列时有时省去第一个从句的连词that但第二个从句的连词that不能省略.Hetoldme(that)theycouldnotdecidewhattodoandthattheyaskedmeformyadvice同位语从句同位语从句在句中作某一名词的同位语一般位于该名词(常跟的抽象名词有:reason,thought,order,doubt,hope,truth,belief,news,fact,idea,suggestion,promise等)之后对名词进一步解释,说明该名词的具体内容。egIhavenoideawhenhewillbebackThefactthathehadnotsaidanythingsurprisedeverybody同位语从句与定语从句区别:从词类上区别同位语从句前面的名词只能是idea,fact,news,hope,belief,suggestion,proposal,word,thought,doubt,truth,possibility,promise,order等有一定内涵的名词而定语从句的先行词可以是名词,代词,主句的一部分或是整个主句。egHetoldmethenewsthathewouldcomehomefromaboardsoonWordcamethathehadbeenabroad据说他已经出国了。Ourteamhaswonthegame,whichmadeusveryhappy我们的队赢了,这让我们很高兴。(定语从句)从性质上区别 定语从句是从句对其先行词的修饰或限制,属于形容词性从句的范畴而同位语从句是从句对前面抽象名词的进一步的说明和解释,属于名词性从句的范畴如:egThenewsthatourteamhaswonthegamewastrue我们队赢了那场比赛的消息是真的。(同位语从句,补充说明news到底是一个什么消息)egThenewsthathetoldmeyesterdaywastrue昨天他告诉我的那个消息是真的。(定语从句,news在从句中作told的宾语)从引导词及其在句子中的成分上区别 有些引导词如how,whether,what可以引导同位语从句,但不能引导定语从句。egThatquestionwhetherweneedithasnotbeenconsidered我们是否需要它这个问题还没有考虑。(同位语从句)引导词that引导定语从句时,在从句中一般作主语或宾语(指物时还可以用which代替),并且作宾语时常常省略that在同位语从句中仅起连接作用,不充当任何成分,并且不能省略,也不能用which来代替egTheorderthatweshouldsendafewpeopletohelptheothergroupswasreceivedyesterday我们应派几个人去帮别的几个小组的命令昨天收到了。(同位语从句,是对order的具体解释,that虽不作成分,但不能省略)egTheorderthatwereceivedyesterdaywasthatweshouldsendafewpeopletohelptheothergroups我们昨天收到的命令是我们应该派几个人去帮助别的几个小组。(定语从句,是名词order的修饰语,that在从句中作received的宾语,可以省略)I判断下列哪些含有同位语从句哪些含有定语从句。ThenewsthatwehadsuccessfullysentupanothercommunicationsatellitespreadthroughouttheworldThat’sthebestpieceofnewsI’veheardThepossibilitythatyoureferredtodoesn’texistatallThereisastrongpossibilitythatwemaybeinFranceforthenextweek同位语从句定语从句定语从句同位语从句WewereexcitedatthenewsOurfootballteamhadwonathirdmatchTheyhavemadeanewplanAnotherexperimentbuildingwillbeputupbesidethelibraryⅡ合并成一句:WewereexcitedatthenewsthatourfootballteamhadwonathirdmatchTheyhavemadeanewplanthatanotherexperimentbuildingwillbeputupbesidethelibraryTheyhadthequestionCouldhepassthefinalexamWhodidthedamagedcomputerbelongtoNoonehadanyideaTheyhadthequestionwhetherhecouldpassthefinalexamNoonehadanyideawhothedamagedcomputerbelongedtoTheproblemhasbeensolvedWhyweresomanyareasfloodedduringtheheavystormTheproblemwhysomanyareaswerefloodedduringtheheavystormhasbeensolved

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