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1、Grammar名词性从句基本句型:1.S+V2.S+V+P3.S+V+O4.S+V+O+O5.S+V+O+C6.Therebe…句子成分:主、谓、宾、定、状、补Grammar:名词性从句1.定义和作用2.分类3.结构4.连接词5.连接词的选择6.连接词的省略与否7.名词性从句的语序8.其它分类:1.主语从句2.宾语从句3.表语从句4.同位从句结构:连词+主语+谓语(……)连接词1.连接代词:指人:who/whoever;whom/whomeverwhose/whosever指物/事:what/whatever,wh
2、ich/whichever2.连接副词:时间:when/whenever地点:where/wherever原因:why方式:how/however其它:howmuch;howmany;howfar;howlong;howsoonhowoften…3.连接词:whether/ifasif/asthoughthat连接词的选择:1.连接代词:主语,宾语,表语,定语2.连接副词:状语3.连接词:不担当句子成分从句缺主、宾、表：连接代词非指人：what指人：who(ever)/whom(ever)从句缺定语：“哪一个(无论
3、哪一个)”：which(ever)“谁的（无论谁的）：whose(ever)从句缺状语：连接副词指时间：when(ever)指地点：where(ver)指原因：why指方式/过程：how(ever)其他：howmany;howoften;howsoon;howlong…从句不缺成分，只缺如下意思：“是否”：____________“好象”：____________从句不缺成分、不缺意思，并且不带疑问色彩：_____注意：that的省略whether/ifasif/asthoughthat1.___Ineedismo
4、retime.A.ThatB.WhatC./D.Which高考链接2.___leavestheroomlastoughttoturnoffthelight.[高考真题]A.AnyoneB.ThepersonC.WhoeverD.Who3.AfterYangLiweisucceededincirclingtheearth,___ourastronautsdesiretodoiswalkinspace.(2004上海37)A.whereB.whatC.thatD.how4.___hehasbecomearichmani
5、sknowntoallinourtown.[高考真题]A.BecauseB.ThatC./D.What5.Theotherday,mybrotherdrovehiscardownthestreetat__Ithoughtwasadangerousspeed.(2004上海春38)A.asB.whichC.whatD.that6.Thatis____theaccidenthappenedatourschoolgateyesterday.A.whereB.whenC.whoD.how注意事项whether/if的区别：
6、1.whether…ornot2.whethertodo…3.引导主语、表语、同位语从句4.在介词之后5.在discuss之后2.___the2000OlympicGameswillbeheldinBeijingisnotknownyet.[高考真题]A.WheneverB.IfC.WhetherD.That宾语从句位置：及物动词/介词+宾从1.省略that：a)Iheard（that）hejoinedthearmy.b)Iknow(that)shewasborninthecountryandthatshecame
7、heretolookforajob.2.时态一致：其时态与主句保持一致.3.否定的前置3.否定的转移:sb+thinkthat…类似用法的v：consider,suppose,believe,expect,guess,imagine例如：Idon’tthink(that)thisdressfitsyouwell.一般结构是:主语+系动词+表语从句可以接表语从句的系动词有:be,look,remain,seem等常考句型:1.Thereasonwhy…isthat…2.Thatisbecause…3.Thatiswh
8、y…表语从句:主语从句:it作形式主语:主语从句一般都是放在句首,但有时为了使句子结构平衡,避免“头重脚轻”,常用it作形式主语,而把从句放在后面。例如:Itisapitythatshehasmadesuchamistake.这样就构成了下面一些常用句型:1)Itis+adj./n.+从句Itisa__________that...遗憾的是…Itis____
