主语从句公开课PPT课件

-,1,1.了解并掌握主语从句的相关概念2.完成与主语从句相关的练习3.重点：主语从句的句序、主谓一致。4.难点：引导主语从句的连接词的使用。,学习目标：,-,3,Warming-up,Whatpartdoestheunderlinedpartserveasineachsentence?,subject,AsentenceservingassubjectiscalledSubjectClause.,-,4,主语从句是在复合句中充当主语的从句，通常放在主句谓语动词之前或由形式主语it代替，而本身放在句子末尾。Howthebookwillselldependsonitsauthor.Thatweshallbelateiscertain.=Itiscertainthatweshallbelate.,主语从句,1.Thathewillcomeiscertain.2.Whetheritwillpleasethemisnoteasytosay.3.Whatseemseasytosomepeopleseemsdifficulttoothers.4.Whichsidewillwinisnotclear.5.Whyhediditremainsamystery.6.Whentheywillstartisnotknownyet.7.Howhebecameagreatscientistisknowntousall.8.Whowilltakepartinthemeetinghasnotbeendecided.,Findthesubjectclausesinthefollowingsentences,andtranslatethem.,思考：主语从句有哪些引导词，这些引导词如何选用？,主语从句的引导词：连词that,whether连接代词who,what,which等连接副词where,when,why,how等,Completethesentencesusingwhat,whether,where,when，who,why,howorthat.,1.(_isneededforsuccess)isyourhardwork.,3.(_wewillgotomorrow)hasntbeendecidedyet.,2.(_theywillarrive)hasbeentoldtotheteacher.,4.(_canjoininthesportmeet)isdecidedbytheteacher.,5.(_itwillrainornot)isnotclear.,6.(_theearthisasolidball)isknowntousall.,What,When/How,Where/whether,Who,Whether,That,主语从句作主语时，谓语动词一般用单数形式。,Conclusion:,主语从句,一.以that引导的主语从句that是纯连词，在从句中不充当任何成分，不翻译，置于句首不能省略；这类从句大多情况要置于句子后面，而用it作形式主语。,常见的句型有：,1.It+be+形容词（+forsb./ofsb.）+that从句(obvious,true,necessary,etc.此类adj.常与介词for连用）（kind，friendly，generous,etc.此类adj.常与介词of连用)Itisnecessarythatheshouldbeherebytheweekend.周末之前，他应该到这里是必要的。,2.It+be+名词词组+that从句（apity,nowonder,nosurprise,etc.）Itisapitythatwecantgo.3.It+be+过去分词+that从句（said,reported,expected,etc.）Itisreportedthatitisgoingtoraintomorrow.,4.It+不及物动词that从句,Itappears/seemsthat似乎Itmatters/doesntmatterwhether做某事有/没有关系Itseemedthatheknewnothingaboutit.Itmatterswhetheryouwillattendmybirthdaypartyornot.,-,12,3.“if”不能引导主语从句，应有“whether”引导。,4.主语从句的“that”一般不能省。,1.“what”引导主语从句时，谓语动词：1）常与其后的名词作表语一致2）根据句子的语境而定。,主语从句需注意的问题,2.主语从句中用陈述语序,Whatyouleft_(be)onlyseveraloldbooks.Whatyousaid_(be)ofgreatimportance._hellcomehereisnotclear._youarecomingtoLandonisthebestnewsIhaveheard.,are,is,Whether,That,注意：,1._youdontlikehimisnoneofmybusiness.2._hesaidatthemeetingastonishedeverybodypresent3._wellgocampingtomorrowdependsontheweather.4.andalltheotherstudentswondered_theboywoulddo.(2012,广东高考),That,What,Whether,What,Letshaveaquiz!,I.选择恰当的连接词,_hemadeanimportantspeechatthemeetingwastrue.A.ThatB.WhyC.WhatD.How,4.WhatIsayandthink_noneofyourbusiness.A.isB.areC.hasDhave,2.Choosethebestchoice,Practicegroupwork,Example:Tobeornottobeisaquestion.1:Whatinterestsmemostis_.2:_isaquestion.3:Wheretomeet_.4:_puzzlesme.5:Whetherhewillcome_.6:_isnotyetdecided.,Sum-up小结,连接词：that、whether,无意义,2.连接代词：who、what、which,3.连接副词：when、where、why、how,“是否”,作主/宾/表,做题步骤：1.看谓语动词；2.看从句；3.分析成分；4.缺啥补啥。,Homework:,1.我们需要的是更多的时间。2.