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1、陕西省榆林育才中学高中英语Unit2CloningIVGrammar导学案新人教版选修8I.Lookatthesesentences.Whatkindofclausesarethey?ØThefactthatsheseemedtodevelopnormallywasveryencouraging.多莉看来是正常地生长着的事实很令人鼓舞。ØThencamethedisturbingnewsthatDollyhadbecomeseriouslyill.接着传来了多莉病重的坏消息。II.Findoutthetwofac
2、torsofaclauseThefactthatsheseemedtodevelopnormally…Position位置:从句在名词fact之后Relationship关系:说明fact具体内容…thedisturbingnewsthatDollyhadbecomeseriouslyill.Position位置:在名词news之后Relationship关系:说明news具体内容III.Concludethedefinitionoftheappositiveclause.在复合句中用作同位语的从句叫同位语从句。
3、同位语从句是名词性从句的一种，一般跟在某些名词之后，用以说明该名词表示的具体内容。Ex1:Whatkindofclausesarethey?1)Whathewantstodoisnotclear.2)Ihavenoideawhereheis.3)Thetroubleisthatwedon'thaveenoughmoney.4)Iwanttoknowwhetherhewillcome.IV.Sumupthenounsbeforetheappositiveclause.同位语从句中所修饰的名词有：fact,news,
4、idea,hope,question,problem,suggestion,plan,thought,doubt,truth,belief,promise,order，information，等抽象名词。Ex.2:Findouttheappositiveclauseintheletter.DearMissWang,Myfriendstoldmeaplanthattheywouldheldapartytomorrow.ButthereisadoubtwhetherIamfree.IhavenoideahowIcan
5、refusetheirinvitationpolitely.Couldyougivemesomesuggestions?Yourssincerely,KateV.Tellthedifferencebetweentheattributiveclauseandtheappositiveclause.项目同位语从句定语从句功能不同解释说明抽象n.的内容可转换成：n.+is+从句修饰或限定先行词先行词不同比较有限，通常是抽象名词（如:idea,fact,belief,suggestion,proposal,news,or
6、der等）非常广泛，可以是名词､代词､主句的一部分甚至整个句子。Whether/how/what起连接作用，其中whether在从句中不作成分；how和what作成分不引导定语从句that1.不指代抽象n.，无意义2.在从句中不作成分3.只起引导作用4.不可省略1.指代先行词，有意义2.在从句中要作成分（主/宾/表）3.起引导作用4.做宾语时可省略1.Thenewsthatlhavepassedtheexamistrue．(同位语从句，可转换为ThenewsisthatIhavepassedtheexamistr
7、ue．Thenewsthathetoldmejustnowistrue.(定语从句，不可转换为Thenewsisthathetoldme)2.Theideathatcomputerscanrecognizehumanvoicessurprisesmanypeople.（that不指代idea,在从句中不充当任何成份。）Theideathathegavesurprisedmanypeople．（that指代idea,在从句中作gave的宾语。）VI.定语从句和同位语从句有四个相同的引导词：that，when，whe
8、re，why，但在两种从句中的用法不同,下面把四个引导词分成两类说明:1).引导词thatØThenewsthatyoutoldmeyesterdaywasreallyexciting． (定语从句)that①起连接作用;②指代先行词;③充当句子成分;④作宾语时常省略。ØWeheardthenewsthatourteamhadwon．(同位语从句)that①起连接作用;②
