TheNounClausesTheNounClauses名词性从句复习名词性从句复习Findtheclausesandtellthefunctionofthem.1.Youknowthatmyflatisoppositetothisbuilding.2.Thatmyflatisoppositetothisbuildingisknowntoyouall.3.Itisknowntoyouallthatmyflatisoppositetothisbuilding.4.Thefactthatmyflatisoppositetothisbuildingisknowntoyouall.5.Iamworriedaboutwhetheryoucanfindmyflat.6.WhatIamworriedaboutiswhetheryoucanfindmyflat.ObjectClauseSubjectClauseSubjectClauseAppositiveClauseObjectClauseSubjectClausePredictiveClause在句子中起名词作用的句子叫名词从句(NounClauses)。名词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，因此根据它在句中不同的语法功能，名词从句又可分别称为主语从句、宾语从句、表语从句和同位语从句。引导名词性从句的连接词可分为三类：连接连词：连接代词：连接副词：that,whether,if(不充当从句的任何成分）what,whatever,who,whoever,whom,whose,which，whicheverwhen,where,how,why,whenever,wherever1.引导主语从句的连接词可分为三类：连接连词：连接代词：连接副词：that,whether(不充当从句的任何成分）what,whatever,who,whoever,whom,whose,which,whicheverwhen,where,how,why,whenever,wherevere.g.:Whetheritistrueremainsaproblem.Thathewillwiniscertain.Whosebagitiscannotbetold.Whateverhesaidwasright.Whoevergoestheremustgetreadyby6o’clock.Whyhecamehereisnotknown.Whenwe’llstartwillbetoldsoon.2.主语从句注意点。(1)主语从句一律用陈述句语序,即主语在前,谓语在后.e.g.:误:Whenwillhecomeisnotknown.(2)连接词that在从句中无实际意义,但不能省略.e.g.:误:Hewillnotcometothemeetingthiseveningistrue.正:Whenhewillcomeisnotknown.正:Thathewillnotcometothemeetingthiseveningistrue.(3)whether可以引导主语从句,但if不能.e.g.:___hisdreamofgoingtocollegewillcometrueisuncertain.A.ThatB.WhetherC.IfD.EvenifBB(4)whoever,whatever,whichever等词可以引导主语从句,但nomatterwho,nomatterwhat等不能.e.g.:Whoeverbreakstheschoolrulesmustbepunished.试比较：Whoeverbreakstheschoolsrules,hemustbepunished.=Nomatterwhobreakstheschoolrules,hemustbepunished.让步状语从句(5)为避免主语冗长,句子头重脚轻,经常用it作形式主语,主语从句放在后面作真正的主语.It+be+形容词(clear/necessary/certain/true/doubtful…)+that从句It+be+-ed分词(known/reported/thought/said/hoped…)+that从句It+be+名词(apity/ashame/anhonor/afact/asurprise…)+that从句It+不及物动词(seems/appears/happens/occurredtosb…)+that从句1.宾语从句的连接词：与主语从句相同2.宾语从句注意点。(1)宾语从句一律用陈述句的语序.(2)引导宾语从句的连词that也无实际意义,多数情况下可以省略.(3)whether和if都可以引导宾语从句但:(1)当whether后紧跟ornot时,不用if.e.g.:Idon’tknow_______ornotIwillstay.(2)介词后面的宾语从句不能用if.e.g.:Iworryabout_______Ihurtherfeeling.whetherwhether(4)that在宾语从句中的省略与保留1)在主+谓+it(形式宾语)+宾补+that从句(真正宾语)的句型中不省略.e.g.:Wemustmakeitclearthatwemeanwhatwesay.2)由连词and连接的两个由that引导的宾语从句中,that不省略.e.g.:Hetoldmethathewouldcomeandthathewouldcomeontime.1.表语从句的连接词：基本上与主语从句的连接词相同。连词除了that,whether(不用if)外,还可以用because。在连系动词seem,look之后还可用asthough(asif).e.g.:Thatishowmiceruinmanystoresofgraineveryyear.Thequestionwaswhenthebutcherwaslikelytocomebackfromthetown.ThefactremainsthatachangeinlandownershipisneededinIndia.Thatiswhathetoldus.Itseemsasifitisgoingtorain.2.表语从句注意点。(1)表语从句一律用陈述句的语序.(2)表语从句的引导词that无实际意义,但不能省略.(3)表语从句只能用whether,而不能用if引导.(4)不要使用Thereason…is...
