英语复合句pptdoc资料.ppt

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1、英语复合句ppt连接词（引导词）从属连词that，if，whether连接代词who,whom,whose,which,what连接副词when，where，how，why1.如果陈述句作从句，连接词用that,在口语和非正式语体中常可省略that。Weknow(that)therearetwokindsofsports.Motherthought(that)theyshouldhaveatalkwithPatrick.Hedecided(that)hewasnotgoingtosayanythingaboutit.She

2、knew(that)theteacherwouldchangethescore.2.特殊疑问句作从句，就用原来的特殊疑问词Whichclassareyouin?TheheadmasteraskedmewhichclassIwasin?Canyoutellmewhichclassyouarein?Hetoldushowhehadgottheinformation.TheywantedtoknowwhowouldbetheirEnglishteachernextterm.3.一般疑问句作从句，连词用if或whether在选择疑

3、问句只用whether，记住这一结构：whether…ornot。Idon’tknowwhether/iftheyhavedecidedonthedateofthemeeting.Iwonderwhether/ifhecancomeontime.NooneknowswhetherthestoriesaboutUFOsaretrueornot.JohnaskedmewhetherIwouldacceptthejobornot.时态的变化1.如果从句动作与主句动作同时发生，从句用一般过去时或过去进行时TheProfessor

4、said（that）thestudentswerehavinganexam.Tomtoldme（that）hewaswatchingthefoot-ballmatch.2.当从句动作发生在主句动作之前，从句要用过去完成时.Wefound（that）thetrainhadleft.WhenIgottheshop,theshopownersaid（that）theyhadsoldalltheirbread.Hetoldme(that)hehadgotthreefilmtickets.3.当从句动作发生在主句动作之后，从句要用

5、过去将来时.Hesaid（that）theAPECmeetingwouldtakeplacenextweek.Ihavenotdecided(that)whateventsIwouldenterfor.Weallagreed(that)hewouldwintheprizeinthecontest.4.当从句表示客观事实或真理时，其时态不受主句谓语的影响,而用一般现在时.Theteachersaid（that）thesunrisesintheeast.Nowweallknow（that）theearthturnsaround

6、thesun.Butinthepast,peopledidn’tknow（that）theearthturnsaroundthesun.时态的变动1.从现在时间推移到过去时间：一般现在时——一般过去时现在进行时——过去进行时现在完成时——过去完成时现在完成进行时——过去完成进行时2.从过去时间推移到过去的过去时间一般过去时——过去完成时过去完成时——过去完成时3.从将来时间推移到过去将来时间一般将来时——一般过去将来时宾语从句及直接引语变为间接引语的用法注意宾语从句中的各种引导词的用法以及时态的变化；注意用间接引语结构来引

7、用某人的话，这时宾语从句中语序、人称代词要作相应的变化。1.时态的变动：Hesaid，“I’mgoinghome.”Hesaid（that）hewasgoinghome.Jacksaid,“Peter，Icametoreturnyouthedictionary.”JacktoldPeter（that）hehadcometoreturnhimthedictionary.2.代词的变动:“Ihavelostmybike,”hesaid.Hesaid(that)hehadlosthisbike.Hesaidtome,“Idon’t

8、likeyou.”Hetoldme（that）hedidn’tlikeme.Theboysaid,“I’llcallagainintheafternoon.”Theboysaid(that)hewouldcallagainintheafternoon.3.时间状语的变化now——thent