高中英语：主语从句教案人教版必修3VIP免费

班级：_____姓名：_____名词性从句系列讲解和练习（主语从句）教学目标：理解主语从句的概念，掌握其基本用法，并在作文中熟练使用。教学重点：that,whether,what,how,who,why,where,which,when，whose,whom,what引导的主语从句的正确使用。教学难点：后置主语从句（it作形式主语放在前面；that引导主语从句放在后面）的使用；that和what用法的区别。基本定义：在复合句中用作主语的从句。构成：关联词+简单句一、.关联词分类和基本句型：(1)从属连词that。如：Thattheywereindeedsisterswasclearfromthefacialresemblancebetweenthem.很明显，她们确是亲姐妹，她们的脸型很相似。______weneedmoreequipment_____quiteobvious.我们需要更多的设备，这是很明显的。(2)从属连词whether。如：Whetherhe’llcomehereisn’tclear.他是否会来这里还不清楚。______hewilljoinuswon't_____toomuchdifference.他是否和我们一起干无所谓。(3)连接代词who,whom,whose,what,which,whoever,whatever,whichever连接副词where,when,how,why。如：Whatyouneedismorepractice.你需要的是更多的练习。Whoeverwantsitmayhaveit.谁要都可以给他。_____shedid____notyetknown.她干了什么尚不清楚。_____thishappenedisnot_____toanyone.这事怎样发生的，谁也不清楚。______comes_____welcome.不论谁来都欢迎。二、主语从句后置：主语从句能用it作形式上的主语。常以it作形式主语的句型有：A.It+be+形容词(obvious,true,natural,surprising,good,wonderful,funny,possible,likely,certain,probable,etc.)+that从句。如：Itiscertainthatshewilldowellinherexam.毫无疑问她考试成绩会很好。__________probable______hetoldhereverything.很可能他把一切都告诉她了。B.It+be+名词词组(nowonder,anhonour,agoodthing,apity,nosurprise,etc.)+that从句。如：It’s___________thatwecan’tgo.很遗憾我们不能去。It’s_____________thatourteamshouldhavewonthegame.我们没赢这场比赛真意外。C.It+be+过去分词(said,reported,thought,expected,decided,announced,arranged,etc.)+that从句。如：Itis____________Mr.GreenhasarrivedinBeijing.据说格林先生已经到了北京。Itis_____________Chinahassentanotherman-madeearthsatelliteintoorbit.据报道中国又成功地发射了一颗人造地球卫星。D.It+seem,happen等不及物动词及短语+that从句。如：ItseemsthatAliceisnotcomingtothepartyatall.Alice似乎不来参加晚会。__________________Iwasoutthatday.碰巧我那天外出了。E.It+doesn’tmatter(makesnodifference,etc.)+连接代词或连接副词引起的主语从句。如：Itdoesn’t_____________shewillcomeornot.她是否来这无关紧要。It__________difference______weshallhavethemeeting.我们在哪里开会毫无区别。三、注意连接代词whoever,whatever,whichever等引导主语从句的含义：_______comeswillbewelcome.(whoever=thepersonwho)来的都是客。_________hedidwasright.(whatever=thethingthat)他所做的事情都是正确的。___________________comesinwillreceiveaprize.(whichever=anyoneofyouwho)你们当中不论哪个进来将会得到奖励。四、主语从句与虚拟语气：形容词为necessary,important,impossible,strange,natural,essential时，在“It+be+形容词或过去分词+主语从句”中，主语从句要虚拟。Itisnecessarythattheproblem(______)_____________atonce.立刻讨论这个问题很有必要。Itisstrangethathe(_____)havesomanyfriends.太奇怪了，他有那么多的朋友。五、在高考题中考查的主语从句：（以下来自全国各地高考试卷）1.Ithasbeenproved_________eatingvegetablesinchildhoodhelpstoprotectyouagainstseriousillnessesinlaterlife.A.ifB.becauseC.whenD.that2.________mattersmostinlearningEnglishisenoughpractice.A.WhatB.WhyC.WhereD.Which3.______parentssayanddohasalife-longeffectontheirchildren.A.ThatB.WhichC.WhatD.As4.________puzzlesthescientistshowthesecreaturescansurviveinsuchsevereconditions.A.WhatB.AsC.ThatD.It5._____leavestheroomlastoughttoturnoffthelights.A.AnyoneB.WhoC.WhoeverD.Theperson6.______youwillbeadmittedtoYorkUniversitywillbedecidedbytheAdmissionCommittee.A.ThatB.WhetherC.WhatD.If7．_______yourfatherwantstoknowis________gettingonwithyourstudies.A.What;howareyouB.That；howyouareC.How；thatyouareD.What；howyouare8.________hereallymeansis________hedisagreeswithus.A.What…thatB.That…whatC.What…whatD.That…what9.Wesellhandmadegifts._____giftyouorderfromusisuniqueforthespecialperson!A.WhichB.ThatC.WhicheverD.What教师评价：批改日期：