《高中表语从句》PPT课件.ppt

,名词性从句-表语从句,名词性从句nounclause,主语从句subjectclause,宾语从句objectclause,表语从句predicativeclause,同位语从句appositiveclause,表语从句的定义,Thequestioniswhowilldoit.复合句,Thequestionisdifficult.简单句,（表）,表语从句,（表）,2.表语从句的构成,Thisiswhyhedidit.主语系动词表语从句,结构是“主语+系动词+表语从句”。,系动词：表示状态的连系动词有:be;appear;seem;keep;remain;continue;stay;prove表示感觉的连系动词有:look;feel;smell;sound;taste等表示转变的连系动词有:become;fall;get;go;grow;turn等,连接词：that/whether/asif/asthough连接代词：who/whom/whose/which/what连接副词：when/where/why/how/because,引导词的用法（一）,that在表语从句中,又。Thefactisthathehasntyetrecoverfromillness.Thereasonwhyhehastogoisthathismotherisillinbed.,既不充当成分,也不能省略,whether在表语从句中表,但不充当句子的成分。if引导表语从句.如:1.Thequestioniswhetheritisworthdoing.,“是否”,不能,引导词的用法（二）,what在表语从句中充当_表示_.1.Thequestioniswhatcausedtheaccident.2.Thatmountainisnolongerwhatitusedtobe.3.Whathetoldyouwaswhatwehaddiscussedatthemeeting.,主语、宾语或表语,什么，什么样子，或所的（人或事）,引导词的用法（三）,who在表语从句中充当_表示_.Theproblemiswhocoulddothework.2.Mytroubleiswho(whom)Icanturnto.,主语、宾语或表语,谁,引导词的用法（四）,which在引导表语从句时,常充当_表示。如：Ireadaboutitinsomebookoranother,butwhatIdontknowiswhich(book)itis.,定语,表语,其中哪一个,引导词的用法（五）,由asif,asthough引导表语从句，表示好像。句子中的系动词常用look,appear,seem等。Itlooksasifitisgoingtorain.,引导词的用法（六）,1.ThereasonwhyIwaslatewasthatImissedthetrain.,引导词的用法（七）,当表语从句句子完整，常常用why,when,where,how等引导Thisishowhedidit.Thatiswhythebrotherswantedtomakeabet.Thatswhywevegivenyoutheletter.,引导词的用法（八）,表语从句引导词注意事项,that引导表语从句时不能省.2.if不能引导表语从句.3.除that外的所有引导词都有自己的意义。,1.Imafraidhesmoreofatalkerthanadoer,whichis_heneverfinishesanything.A.thatB.whenC.whereD.why,验收练习题,2.-IprefershuttingmyselfinandlisteningtomusicalldayonSundays.-Thats_Idontagree.Youshouldhaveamoreactivelife.A.whereB.howC.whenD.what,3.-Hi,Peter.Youseemtohavegainedalotofweight.-Well,goodfood,notenoughexercise.Thatis_Igotfat.A.howB.whenC.whatD.whether,验收练习题,4.Idliketostartmyownbusiness-thats_IddoifIhadthemoney.A.whyB.whenC.whichD.what,5.WhentheInternetwascreatedin1969,onlyafewpeopleknewaboutit.Thats_itcameintoexistenceasasecretUSgovernmentproject.A.whenB.whyC.howD.because,验收练习题,6.Thelasttimewehadgreatfunwas_wewerevisitingtheWaterPark.A.whereB.howC.whenD.why,7.Thats_thePartycalledonustodo.A.whyB.whatC.howD.that,验收练习题,8.Thereasonis_heisunabletooperatethemachine.A.becauseB.whyC.thatD.wheth