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1、名词性从句1.Whenwewillstartisnotclear.2.MrsBlackwon’tbelievethathersonhasbecomeathief.3.Myideaisthatweshoulddoitrightnow.4.Ihadnoideathatyouwereherfriend.主语从句宾语从句表语从句同位语从句I名词性从句的种类Thenewsthatourteamhaswonthematchistrue.Hisdelayisduetothefactthatthecarbrokedownhalfway.同位语从句同位语从句一般跟在名词fact,news,p
2、romise,truth,belief,thought,idea,answer,doubt,hope,law,knowledge,opinion,suggestioninformation,plan,后面,用以说明或解释前面的名词的具体内容.2.在havenoidea之后常用wh-引导同位语从句.Ihavenoideawherehehasgone.Ihavenoideawhenhedidit.Ihavenoideawhathedid.注:1.that引导同位语从句与that引导定语从句的区别:引导同位语从句的that无实际意义,不作从句的任何成分,而引导定语从句的that从
3、句的某个成分.Hetoldmethenewsthatourteamwonthematch.Hetoldmethenewsthatwasveryexciting.Weareinterestedinthenewsthatsomeforeignerswouldvisitourschool.Weareinterestedinthenewsthathetoldus.语序问题1.Thephotographswillshowyou____．（MET89）A.whatdoesourvillagelooklikeB.whatourvillagelookslikeC.howdoesourvil
4、lagelooklikeD.howourvillagelookslike规律一：名词性从句在句中要用陈述句语序在名词性从句中，关联词在从句之首，其它部分应用________的语序。陈述句2.Heasked____foraviolin.（MET92）A.didIpayhowmuchB.IpaidhowmuchC.howmuchdidIpayD.howmuchIpaid规律二：1.从句是陈述句转化而来的，不缺成分，不含有疑问意义。由that引导且that连词在从句中不作成分主语从句,同谓语从句,表语从句that不可以省略,在宾语从句中that常可省略．Thathewillcom
5、eandhelpusiscertain.Johnsaid(that)hewouldattendthemeeting.ThetroubleisthatIhaveforgottenhername.2.从句是由一般疑问句转化而来，含有疑问意义,不缺成分。由whether，if引导.Iworryaboutwhether/ifhecanpasstheexam.Thequestioniswhetheritisworthdoing.找出下列句子中的错误，并总结出规律：1.Ifwewillhaveameetinghasn'tbeendecidedyet.2.Itdependsonifthe
6、weatherissuitableforustodoit.3.Thequestionisifhehimselfwillbepresentatthemeeting.4.HeaskedmeifIcouldgowithhimornot.Whetherwewillhaveameetinghasn’tbeendecidedyet.Itdependsonwhethertheweatheris…...Thequestioniswhetherhehimselfwillbepresent…...HeaskedmewhetherIcouldgowithhimornot.规律三：whether和
7、if的区别：主语从句只能用whether表语从句中只能用whether宾语从句中可以互换，但是作介词宾语时用whether后面跟or(not)或todo连用时用whether3.从句是由特殊疑问句转化而来，含有疑问意义的,缺成分的。由wh-连词或how引导在从句中作成分。连接代词what/who/which/whose/whatever/whoever/whomever/whichever，连接副词where/when/why/how/wherever/whenever。Whowillgomakesnodiffer
