高中英语主语从句

SubjectClause什么是主语主语：句子说明的人或事物,一般位于______。句首IlikeEnglish.Thetrainleft.1.Thevillagersdidn'trealizehowseriousthepollutionwasuntilthefishintheriverdied.2.Theydidn’tknowmyaddress.3.Seeingisbelieving.4.Todomorningexercisesthismorningisnotgoodforyourhealthy.5.Thathewillcomehereisofgreathelp.请找出下面句子的主语名词代词动名词动词不定式从句主语从句(SubjectClause)在句子中充当主语的从句就是主语从句。Whatislearnedinthecradleiscarriedtothegrave.儿时所学，终生难忘。What’sdonecannotbeundone.生米煮成熟饭。What’slostislost.失者不可复得。读下列谚语，找出主语从句•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=anyonewho•Whenwewillleavehasn’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.+thatItisapity/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.+thatIt’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.+sb(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+sb(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.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5.1.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。importantnothaveastupidteammateItisimportantthatweshouldnothaveastupidteammate.1.合并句子:Whetherwillyougototheparty?Itmakesnodifference.2.开头句式：句型+自编名言Itisuniversallyacknowledgedthat…公认…Itgoeswithoutsayingthat…不用说…Itgoeswithoutsayingthat(努力通向成功)_________________________.Whetheryouwillgotothepartymakesnodifference.Itmakesnodifferencewhetheryouwillgototheparty.hardworkleadstosuccess3.结尾提建议的句式：AsfarasIamconcerned,itisnecessarythat_______.(Itissuggested/recommendedthat…Itishightimethatweshouldtakesomemeasures.Itisnecessary/important/vitalthatsb.should…)4.what引导的主语从句Whatimpressed/surprisedmemostis…Whatismoreseriousisthat……更严重的是……Whatisimportantisthat…Inmyopinion,____________________(父母所做的)hasaninfluenceontheirchildren’sdevelopment.whatparentsdoWhatdoyouthinkofgrammarlearning?Howcanyoulearngrammarwell?Inmyopinion,itisveryimportant_____________________(我学好语法)becauseitcanhelpmewithmywritingandmysentencestructure._____isknowntoallthatgrammarisreallyabridgetosuccess