人教版必修三unit4主语从句

名词性从句(主语从句）纵观近几年的高考，对名词性从句的考查主要集中在以下题型：1.完形填空2.语法填空3.短文改错4.写作运用（高级句型）高考命题规律（2014广东卷）语法填空Ididn’tunderstand20thiswouldhappen.(why)从英语的句子结构上说，除了修饰名词的定语和修饰动词的状语外，在千变万化的句子中可归纳为五个基本句式，一般地说，某些动词用在某一句式中，下面把这些句型和常用的动词进行归类。Ⅰ.Revision英语五个基本句式1.Shecame．/Myheadaches.2.ShelikesEnglish.3.Sheishappy．4.ShegaveJohnabook．5.Shemakeshermotherangry．Theteacherfoundhimcheatingintheexam.简单句基本句型实例主语＋谓语主语＋谓语＋宾语主语＋系动词＋表语主语＋谓语＋间接宾语＋直接宾语主语＋谓语＋宾语＋宾语补语•名词的性质：1.________isinteresting.2.Iboughttoday.3.Thisis.4._________,______likesthebook.同位语宾语主语表语ThebookabookthebookMyfriendKatebook;friend;KateⅡ.名词：Whowillwinthematchisstillunknown.Iwanttoknowwhathehastoldyou.Thefactisthatwehavelostthegame.Thenewsthatwewonthegameisexciting.主语从句宾语从句表语从句Ⅲ名词性从句的作用相当于名词，在句中分别作主句的主语、表语、宾语和同位语。同位语从句名词性从句类型Nounclauses主语从句subjectclause宾语从句objectclause表语从句predicativeclause同位语从句appositiveclause*名词性从句的特点是从句都有关联词引导,从句的语序和陈述句的语序相同。如何区分名词性从句一.宾语从句的位置1.谓语动词之后.Theteachersaidthatlighttravelsmuchfasterthansound.2.介词之后.IworryaboutwhetherIhurtherfeelings.3.系表之后.Iamsurethathecanhelpme.4.句末，前有it作形式宾语.Weconsideritpossiblethatheisill.二.表语从句的位置•系动词之后.ThetruthisthatIhaveneverbeenthere.Itlooksasifitisgoingtorain.三.同位语从句的位置•名词之后，解释说明名词的内容.Weallknowthetruththattheearthgoesroundthesun.Ihavenoideawhenshewillbeback.同位语从句与定语从句的区别Doyouknowthefactthathestolethecar?（解释说明）Doyouknowthefactthattheyweretalkingabout?（修饰限定）试区分：•Thenewsthatourteamwonthegameistrue.•Thenewsthatyouhaveheardisn’ttrue.•1.同位语•2.定语从句四.主语从句一.主语从句的位置.1.句首，谓语动词之前。Whatweneedisyourhelp.Whoeverbreaktherulewillbepunished.2.句末，前有it做形式主语。ItisobviousthatIamhappy.考点一：it作形式主语为了避免主语冗长,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.例:Thatweshallbelateiscertain.--It’scertainthatweshallbelate.Eg:很肯定他会赢得比赛的。____iscertainthathewillwinthematch.It考点二：主语从句的引导词：1.连接词：that、if.whether不作成分无意义2.连接代词：who、whom、whose、what、which、whoever、whichever、whatever、whomever3.连接副词：when、where、why、how“是否”if不用句首作状语有意义作成分(主，宾，表，定）有意义1.Thattheyarebadlyinneedofhelpisquiteclear.2.Whetheritistrueremainsaproblem.3.Whattheteachersaidtodaywasquiteright.4.Whoevermakesmistakesmustcorrectthem.5.Wherewelivedoesn’tmatter.6.Howthepyramidswerebuiltwasstillamystery.连接作用是否宾语主语状语状语做题三步曲：步骤一：首先分清主句和从句。步骤二：分析从句缺何种成分。步骤三：根据分析，选择恰当的连接词突破方法Note:连接词：that与what的区别Whathesaidmakesmehappy.Thatanewteacherwillcomeistrue.that只起连接作用，无意义，在从句中不充当任何成分。what既起连接作用,又在从句中作主语,宾语,表语。请你归纳Whoeversaysthisiswrong．但谓语动词用单数还是复数，不可一概而论，而要视句子的意义而定WhatIneedismoney.WhatIneedarebooks.考点三：主语从句作主语，谓语一般用单数。Whenandwherewe’llholdthemeeting_____notbeendecidedyet.A.hasB.isC.haveD.areChcekpoints1.___hemadeanimportantspeechatthemeetingwastrue.A.ThatB.WhyC.WhatD.How2.___we’llgocampingtomorrowdependsontheweather.AIfBWhetherCThatDWhere3.Itworriedherabit___herhairwasturninggray.A.whetherB.thatC.whatD.when4.WhatIsayandthink___noneofyourbusiness.A.isB.areC.hasDhave