高二英语名词性从句知识精讲

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1、高二英语名词性从句知识精讲人教版一.本周教学内容：第五单元语法：名词性从句1.名词性从句2.同位语从句3.同位语从句与定语从句的辨析4.what;whatever;whoever;where引导的名词性从句5.it作为形式主语的句型二.知识总结与归纳：（一）名词性从句的结构：名词性从句起名词作用在句中做主语，表语，宾语和同位语构成：主语从句；表语从句；宾语从句和同位语从句。引导名词性从句的连词有三类：that；whether;wh-疑问词。例句：1.TheresultofthisFrenchinfluencewasthattheEnglishlanguageendedupwithmany

2、Frenchwordssuchastable,animalandage.2.Theyrealizethatitisofgreatvaluetorecordandteachthemtotheyoungergeneration.3.Iwanttotellthereaderthatthesehillsandfieldsaremostbeautiful,withmanysmallandclearrivers,andrichfieldsbearingfruitandgrain.4.SomepeoplefeelthatWalesisanancientfairyland.5.Whatintereste

3、dhimwasthatthewholeworldhadbeenmapped70yearsbeforeColumbus.6.WhatiscertainthatthebookhasmademanypeoplethinkabouttheachievementsofZhengHeandotherChinesecaptainsandtheirroleindiscoveringtheworld.7.ThatmostofthesearenowthreatenedandmaydisappearisaseriousmattertothepeopleinBritain.8.Thisgavehimtheide

4、athattheChineseperhapsfirstdiscoveredAmerica.（二）同位语从句在名词idea;fact;news;thought;suggestion/advice;problem;proof等词后面带上that+陈述句这部分从句解释了前面的那些名词所指的内容，与那些名词起着同等作用的句子成分，叫同位语从句。1.ThefactthatGreatBritainismadeupofthreecountriesisstillunknowntomany.2.TheideathatEnglandstandsforFish&Chips,Speakers’Corner,Bi

5、gBenandtheTowerofLondonispast.3.TheresultthatOxfordbeatCambridgebyafootin2003surprisedmany.4.Thenewsthathediedwasagreatshocktohismother.5.Ifthere’spossibilitythatyou’llgo,I’dliketogowithyou.6.Iaskedmyselfaquestionwhethertheresearchisworththetrouble.7.Ihavenoideawhathashappenedtohim.（三）同位语从句与定语从句的

6、辨析：that引导的同位语从句解释前面名词的内容，that是连词没有任何意义，在从句中不做任何成分。而定语从句修饰前面的先行词，从句有关系词that;which;who;when;where;why引导，先行词在从句中充当主语，宾语，状语。1.Thenewsthattheplanewouldtakeoffontimemadeeveryonehappy.2.Thenewsthatisspreadingaroundtheairportisthataheavystormiscoming.（四）what;whatever;whoever;where引导的名词性从句：what+陈述句：……的话/事

7、/的样子；whatever+陈述句：……的任何东西；whoever+陈述句：做…事的任何人；（以上名词性从句做主语，表语或宾语）；where+陈述句：……的所在，做表语。1.Whatlifewillbelikeinthefutureisdifficulttopredict.2.Theschoolsofthefuturewillprobablybequitedifferentfromwhattheyaretoday.3.Ifwelea