定语从句课件new.ppt

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1、定语从句TheAttributiveClause带定语从句的谚语：1.Godhelpsthosewhohelpthemselves.自助者天助之。2.Hewholaughslastlaughsbest.谁笑到最后，谁笑的最好。3.Hewhodoesn’treachtheGreatWallisnotatrueman.不到长城非好汉。定语从句：由一个句子充当定语,即在复合句中修饰名词或代词的从句定语从句的位置：在修饰名词或代词后先行词：引导词：引导定语从句的词关系代词that,who,whom,whose,which,as关系副词when,where,why被定语

2、从句修饰的名词或代词Forexample:Thisisabookwhichtellsaboutspaceknowledge.先行词关系代词定语从句定语从句四步：第一步,找出先行词；第二,找出定语从句第三,看先行词在定语从句中的语法功能（主语、宾语…）第四,选择合适的关系词。e.g.Thisisthecarwhichheboughtlastyear.先行词定语从句引导词的作用：(1)引导定语从句(2)在从句中作一成分(3)代替先行词在从句中的位置关系代词关系代词的用法关系代词在从句中可以：指人指物subject(主语)object(宾语)attribute（定语

3、）whomwhowhichthatwhose√√√√√√√√√√√√√√√何时可以省略？做宾语时可以省略thatthat在从句中作主语或宾语，指人和物1)Aplaneisamachinethatcanfly.（主语）2)ThenoodlesthatIlookedweredelicious.（宾语）Thisisthefactory.Thefactoryisnearourschool.Thisisthefactory___________________which/thatisnearourschool1.Thisisthefactory.2.Ivisitedth

4、efactory.Thisisthefactory__________________which/thatIvisited.whichWhich在从句中作主语或宾语，指物1)Theyplantedthetreeswhichdidn’tneedmuchwater.(主语)2)Thefishwhichweboughtwerenotfresh.（宾语）Thisisthefactory.Thefactoryisnearourschool.Thisisthefactory___________________which/thatisnearourschool1.This

5、isthefactory.2.Ivisitedthefactory.Thisisthefactory__________________which/thatIvisited.whowho在从句中作主语和宾语,指人1)TheforeignerwhovisitedourschoolyesterdayisfromCanada.（主语）2)ComradeLiisamanwhoweshouldlearnfrom（宾语）Ihaveafriend.Ihaveaselflessfriend.Ihaveafriend_______________whoisselflesswho

6、mwhom在从句中作宾语,指人3)ThepersontowhomyoujusttalkedisMr.Li.（宾语）4)Mr.Readistheprofessortowhomyoushouldwrite.（宾语）whose2)Thisisthebookwhosecoverisblue.whose在从句中作定语，指人或物1)MissFloweristheteacherwhosehousecaughtfirelastweek.whose引导的定语从句应注意以下几点：1.whose引导定语从句，在从句中作定语其后应紧跟名词That’sthechildwhosedraw

7、ingwelookedatjustnow.2.whose引导定语从句，其先行词可指人，也可指物Isawsometreeswhoseleaveswereblackwithdisease.3.whose在定语从句中与它所修饰的名词一起可作介词宾语,可以与介词一起放在先行词与从句之间Tom,onwhosebikeIwenttoschoolisafriendofmine.4.Whose的先行词指物时,可用ofwhich代替whose.指人不可whose+n=the+n+ofwhich=ofwhich+the+n.Helivesintheroomwhosewindowf

8、acessouth.=Helivesi