主语从句公开课课件

Nounclausesas

thesubject主语从句简单句基本句型BasicSentencePatterns简单句的基本句型1.主语+系动词+表语2.主语+不及物动词3.主语+及物动词+宾语4.主语+及物动词+间接宾语+直接宾语5.主语+及物动词+宾语+宾语补足语SummaryⅠ.简单句1.Thingschanged.2.Treesaregreen.3.Wedon’tbeatchildren.4.Hegavehissisterthepiano.5.Ifoundthebookeasy.

主+谓主+谓+表主+谓+宾主+谓+间接宾语+直接宾语‹›主+谓+宾+宾补基本概念什么是主语主语：句子说明的人或事物,一般位于______

。句首IlikeEnglish.Thetrainleft.找出主语1.Atreehasfallenacrosstheroad.2.Youareastudent.3.Tofindyourwaycanbeaproblem.4.Smokingisharmfultoyou.5.Whatshesaidisnotyetknown.6.Thatweshallbelateiscertain.7.It’scertainthatweshallbelate.

主语从句(SubjectClause)在句子中充当主语的就是主语从句。他通过了考试让老师很高兴。Hepassedtheexam.Itmadetheteacherhappy.Hepassedtheexammadetheteacherhappy.

Thathepassedtheexammadetheteacherhappy.理解主语从句他何时要来还不清楚。Whenwillhecome?Itisnotclear.Whenwillhecomeisnotclear.

Whenhewillcomeisnotclear.理解主语从句Thathewillsucceediscertain.Whetherhewillcomemakesnodifference.Whatweneedismoretime.找出主语从句Tip:先找谓语Thathewillcomeiscertain.Whetherhewillcomeisuncertain.引导词1)从属连词that和whether：_____不做成分，无意义，不能省略。whether不做成分，表“_______”。that是否Whowillgomakesnodifference.Whatweneedismoretime.WhichbookIshallchoosehasn’tbeendecided.2)连接代词who,what,which引导词Whoevercomesiswelcome.WhateverIhaveisyours.Whicheveryouwantisyours.3)连接代词whoever,whatever,whichever引导词

whatever=anythingthatwhoever=anyonewhoWhenwewillleavehasn’tbeendecided.Howshekeepshealthyisasecret.Whyhecriesisnotclear.Wherethemeetingwillbeheldisnotknown.4)连接副词when,where,how,why引导词1.引导词：从属连词that,whether；

连接代词who,what,which；

whoever,whatever,whichever;

连接副词when,where,how和why。2.语序：陈述句语序主语从句的特点：Itiscertainthathewillwinthematch.Thathewillwinthematchiscertain.

注解：一般来说主语从句都是放在

,但有时为了使句子

,避免”头重脚轻”,常用

作

，从而把主语从句放在

．

句首保持平衡

it

形式主语后面这样就构成了下面一些常用句型:

1)Itis+n.+that

Itisapity/shamethat...可惜的是……

Itisasurprisethat…令人吃惊的是…

Itisafactthat…事实是…Itiscommonknowledgethat……是常识

*_______________(很可惜)welostthematch.*______________(这是事实)hecheatedintheexam.ItisapitythatItisafactthat1.令人吃惊的是他改变了主意。

Itisasurprisethathechangedhismind.2.真可惜你错过了这么一个好机会。

Itisapitythatyoumissedsuchagoodchance.3.事实是我们周围的污染正变得越来越严重。

Itisafactthatthepollutionaroundusisbecomingmoreandmoreserious.2)Itis+adj.+that

It’scertainthat…肯定…

Itispossible/likelythat...很可能……Itisobvious/clearthat…很明显…Itistruethat…的确…

Itisnecessary\important\natural\...that…*_______________(很可能)shewillcomebacktomorrow.*_______________(很明显)heisanEnglish.+(should)+do…ItispossiblethatItisobviousthat1.很可能他会申请这项工作的。

Itislikelythathewillapplyforthejob.2.的确我犯了个错误。

ItistruethatImadeamistake.3.有必要我们要学习英语。

ItisnecessarythatweshouldlearnEnglish.3)It+不及物动词+thatIthappenedthat...碰巧……

Itoccurredtomethat…我突然想起…Itappears/seemsthat…似乎，好像…Itturnedoutthat…原来…*________________(刚好)Iwasoutyesterday.*____________________(我突然想起)Iforgottosenttheletter.IthappenedthatItoccurredtomethat1.好像是我错了。

ItappearsthatIamwrong.2.碰巧他得去参加一个会议。

Ithappenedthathehadtoattendameeting.3.我突然想起他会说英语。

ItoccurstomethathecanspeakEnglish.4.原来他是Mary的朋友。

ItturnedoutthathewasMary’sfriend.4)It+be+过去分词+从句Itissaidthat...据说……Itisknowntoallthat...众所周知……Itisreportedthat...据报道……Itisbelievedthat...据相信……;人们相信……Itissuggestedthat+(should）do...

建议……*_________________(据报道)20peoplewerekilledintheaccident.*__________________(建议)weshouldeatmorevegetableanddomoreexercise.ItisreportedthatItissuggestedthat1.据说他已经去了上海。It’ssaidthathehasgonetoShanghai.2.众所周知台湾是中国的一部分.ItisknowntoallthatTaiwanispartofChina.3.有人建议我们应该多做运动。Itissuggestedthatweshouldtakemoreexercise.主语从句的规律例1.Whenwillhecomeisnotknown.规律一、主语从句一律用陈述语序，即主语在前，谓语在后。正：Whenhewillcomeisnotknown.例2.Hewillnotcometothemeetingthiseveningistrue.正：Thathewillnotcometothemeetingthiseveningistrue.规律二、连词that在从句中无实际意义，但不能省略。例3.Ifthemeetingwillbeputoffhasnotbeendecidedyet.正：Whetherthemeetingwillbeputoffhasnotbeendecidedyet.规律三、whether可以引导主语从句，放在句首，但if不能例4.

Whenhewillcomeareapuzzle.正：Whenhewillcomeisapuzzle.规律四、主语从句的谓语动词多用单数第三人称形式。Whenthemeetingwillbegin_____(have)notbeendecidedyet.hasWhentheywillstartandwheretheywillgo_____(be)stillunknown.Whenandwherethemeetingwillbegin_____(have)notbeendecidedyet.arehas例51.Whatheneeds___thatbook.2.Whatheneeds____somebooks.规律五、what引导的主语从句，可根据表语决定主句动词的单复数形式。isare小试牛刀他是不是我的孩子仍然是个问题。Whetherheismychildremainsaquestion.WhatIlikemostisyourhairstyle.我最喜欢的是你的发型。WhatIneedisrest.我需要的就是休息。Itisbelievedthattheworddiaosireflectssocialproblems.据认为“屌丝”这个词反映了社会问题。HowDuLalabecomessuccessfuldependsonherhardwork.杜拉拉如何成功取决于她的勤奋。Whattheboydidmadetheteacherangry.这个男孩所做的事让老师很生气。Whoeverseesthegirlisattractedbyher.任何见到这个女孩的人都被她吸引。Itiscommonknowledgethatweshouldwearrainshoesonrainydays.雨天要穿雨鞋（rainshoes）是常识。asurprise;changefrom…to…