Nounclausesas

thesubject主語從句Nounclausesas主語從句1基本概念基本概念2什么是主語？主語：是一個句子說明的人或事物,即敘述的主題，一般位于______。句首IlikeEnglish.Thetrainleft.什么是主語？主語：是一個句子說明的人或事物,即敘述的主題，一3Jimisgoodatplayingthepiano.Toseeistobelieve.Smokingisbadforhealth.Whathehassaidistrue.找出主語(名詞）

（不定式）（動名詞）(從句）Jimisgoodatplayingthepia4

主語從句(SubjectClause)在主從復(fù)合句中充當(dāng)主語的從句就是主語從句,它是名詞性從句之一。引導(dǎo)主語從句的連接詞有：從屬連詞that,whether；連接代詞who,what和which；連接副詞when,where,how和why。主語從句(SubjectClause)在主從復(fù)合句中5考綱專題解讀1.了解名詞性從句的基本用法，掌握名詞性從句的引導(dǎo)詞及引導(dǎo)詞在名詞性從句中的作用，辨析that與what,if與whether等引導(dǎo)詞的用法。2.明確it作形式主語和形式賓語、代替主語從句及賓語從句的用法，及其與強調(diào)句的區(qū)別。3.區(qū)分that引導(dǎo)的同位語從句及定語從句?？季V專題解讀1.了解名詞性從句的基本用法，掌握名詞性從句的引6他通過了考試讓老師很高興。Hepassedtheexam.Itmadetheteacherhappy.Hepassedtheexammadetheteacherhappy.

Thathepassedtheexammadetheteacherhappy.理解主語從句他通過了考試讓老師很高興。理解主語從句7他何時要來還不清楚。Whenwillhecome?Itisnotclear.Whenwillhecomeisnotclear.

Whenhewillcomeisnotclear.理解主語從句他何時要來還不清楚。理解主語從句8Thathewillsucceediscertain.Whetherhewillcomemakesnodifference.Whatweneedismoretime.找出主語從句Tip:先找謂語Thathewillsucceediscert9Thathewillcomeiscertain.Whetherhewillcomeisuncertain.引導(dǎo)詞1)從屬連詞that和whether：_____只起引導(dǎo)作用，本身無意義，不充當(dāng)任何分，但不能省略。whether不做成分，表“_______”。在主語從句中只能用_________,不能用___

that是否whetherifThathewillcomeiscertain.引10Whowillgomakesnodifference.Whatweneedismoretime.WhichbookIshallchoosehasn’tbeendecided.2)連接代詞who,what,which引導(dǎo)詞Whowillgomakesnodifferen11Whoevercomesiswelcome.WhateverIhaveisyours.Whicheveryouwantisyours.3)連接代詞whoever,whatever,whichever引導(dǎo)詞

whatever=anythingthatwhoever=anyonewhoWhoevercomesiswelcome.3)連接代12Whenwewillleavehasn’tbeendecided.Howshekeepshealthyisasecret.Whyhecriesisnotclear.Wherethemeetingwillbeheldisnotknown.4)連接副詞when,where,how,why引導(dǎo)詞Whenwewillleavehasn’tbeen131.引導(dǎo)詞：從屬連詞that,whether；

連接代詞who,what,which；whoever,whatever,whichever;

連接副詞when,where,how和why。2.語序：陳述句語序3.在主語從句中只能用whether,不能用if主語從句的特點：1.引導(dǎo)詞：主語從句的特點：14Itiscertainthathewillwinthematch.Thathewillwinthematchiscertain.注解：一般來說主語從句都是放在

,但有時為了使句子

，避免"頭重腳輕",常用

作

，從而把主語從句放在

．

句首保持平衡

it

形式主語后面Itiscertainthathewillwin15這樣就構(gòu)成了下面一些常用句型:

1)Itis+n.+thatItisapity/shamethat...可惜的是……Itisasurprisethat…令人吃驚的是…Itisafactthat…事實是…Itiscommonknowledgethat……是常識

*_______________(很可惜)welostthematch.*______________(這是事實)hecheatedintheexam.ItisapitythatItisafactthat這樣就構(gòu)成了下面一些常用句型:Itisapityt161.令人吃驚的是他改變了主意。Itisasurprisethathechangedhismind.2.真可惜你錯過了這么一個好機會。Itisapitythatyoumissedsuchagoodchance.3.事實是我們周圍的污染正變得越來越嚴(yán)重。Itisafactthatthepollutionaroundusisbecomingmoreandmoreserious.1.令人吃驚的是他改變了主意。172)Itis+adj.+thatIt’scertainthat…肯定…Itispossible/likelythat...很可能……Itisobvious/clearthat…很明顯…Itistruethat…的確…

Itisnecessary\important\natural\...that…*_______________(很可能)shewillcomeback

tomorrow.*_______________(很明顯)heisanEnglish.+(should)+do…ItispossiblethatItisobviousthat2)Itis+adj.+that+(should)181.很可能他會申請這項工作的。Itislikelythathewillapplyforthejob.2.的確我犯了個錯誤。ItistruethatImadeamistake.3.有必要我們要學(xué)習(xí)英語。ItisnecessarythatweshouldlearnEnglish.1.很可能他會申請這項工作的。193)It+不及物動詞+thatIthappenedthat...碰巧……

Ithit/struck/occurredtomethat…我突然想起…Itappears/seemsthat…似乎，好像…Itturnedoutthat…原來…*________________(剛好)Iwasoutyesterday.*____________________(我突然想起)Iforgottosendtheletter.IthappenedthatItoccurredtomethat3)It+不及物動詞+thatIthappened201.好像是我錯了。ItappearsthatIamwrong.2.碰巧他得去參加一個會議。Ithappenedthathehadtoattendameeting.3.我突然想起他會說英語。ItoccurstomethathecanspeakEnglish.4.原來他是Mary的朋友。ItturnedoutthathewasMary’sfriend.1.好像是我錯了。214)It+be+過去分詞+從句Itissaidthat...據(jù)說……Itisknowntoallthat...眾所周知……Itisreportedthat...據(jù)報道……Itisbelievedthat...據(jù)相信……;人們相信……Itissuggestedthat+(should）do...建議……*_________________(據(jù)報道)20peoplewerekilledintheaccident.*__________________(建議)weshouldeatmorevegetableanddomoreexercise.ItisreportedthatItissuggestedthat4)It+be+過去分詞+從句Itisrepo221.據(jù)說他已經(jīng)去了上海。It’ssaidthathehasgonetoShanghai.2.眾所周知臺灣是中國的一部分.ItisknowntoallthatTaiwanispartofChina.3.有人建議我們應(yīng)該多做運動。Itissuggestedthatweshouldtakemoreexercise.1.據(jù)說他已經(jīng)去了上海。23主語從句的規(guī)律主語從句的規(guī)律24例1.Whenwillhecomeisnotknown.規(guī)律一、主語從句一律用陳述語序，即主語在前，謂語在后。正：Whenhewillcomeisnotknown.例1.Whenwillhecomeisnotkn25例2.Hewillnotcometothemeetingthiseveningistrue.正：Thathewillnotcometothemeetingthiseveningistrue.規(guī)律二、連詞that在從句中無實際意義，但不能省略。例2.Hewillnotcometotheme26例3.Ifthemeetingwillbeputoffhasnotbeendecidedyet.正：Whetherthemeetingwillbeputoffhasnotbeendecidedyet.規(guī)律三、whether可以引導(dǎo)主語從句，放在句首，但if不能例3.Ifthemeetingwillbepu27例4.

Whenhewillcomeareapuzzle.正：Whenhewillcomeisapuzzle.規(guī)律四、主語從句的謂語動詞多用單數(shù)第三人稱形式。例4.Whenhewillcomeareapu28Whenthemeetingwillbegin_____(have)notbeendecidedyet.hasWhentheywillstartandwheretheywillgo_____(be)stillunknown.Whenandwherethemeetingwillbegin_____(have)notbeendecidedyet.arehasWhenthemeetingwillbegin__29例51.Whatheneeds___thatbook.2.Whatheneeds____somebooks.規(guī)律五、what引導(dǎo)的主語從句，可根據(jù)表語決定主句動詞的單復(fù)數(shù)形式。isare例51.Whatheneeds___thatb30小試牛刀小試牛刀31他是不是我的孩子仍然是個問題。Whetherheismychildremainsaquestion.他是不是我的孩子仍然是個問題。Whetherheism32WhatIlikemostisyourhairstyle.我最喜歡的是你的發(fā)型。WhatIlikemostisyourhairs33WhatIneedisrest.我需要的就是休息。WhatIneedisrest.我需要的就是休息。34HowDuLalabecomessuccessfuldependsonherhardwork.杜拉拉如何成功取決于她的勤奮。HowDuLalabecomessuccessful35Itiscommonknowledgethatweshouldwearrainshoesonrainydays.雨天要穿雨鞋（rainshoes）是常識。Itiscommonknowledgethatwe36鏈接高考【2013北京】31._____makesthebooksoextraordinaryisthecreativeimaginationofthewriter.A.ThatB.WhatC.WhoD.Which【2013四川】6._____yousaidatthemeetingdescribesabrightfutureforthecompany.A.WhenB.HowC.WhatD.That√√鏈接高考【2013北京】31._____makesthe37【2013天津】15._____IwanttotellyouisthedeeploveandrespectIhaveformyparents.A.ThatB.WhichC.WhetherD.What【2013重慶】28._____

struckmemostinthemoviewasthefather’sdeeploveforhisson.A.ThatB.ItC.WhatD.Which【2013江西】30.____oneofyoubreaksthewindowwillhavetopayit.A.WhoeverB.WhateverC.WhicheverD.Wherever√√√【2013天津】15._____Iwanttotel38【2013陜西】20.Itremainstobeseen___thenewlyformedcommittee'spolicycanbeputintopractice.A.thatB.whichC.whatD.