九年级英语寒假专题—定语从句湘教版知识精讲.doc

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1、九年级英语寒假专题—定语从句湘教版【本讲教育信息】一.教学内容：寒假专题——定语从句二.重点、难点定语从句精讲及训练［具体内容］一、定语从句及相关术语1.定语从句：修饰一个名词或代词的从句称为定语从句，一般紧跟在它所修饰的先行词后面。2.关系词：引导定语从句的关联词成为关系词关系词有关系代词和关系副词。关系代词有that,which,who,whom,whose,as等；关系副词有where,when,why等。关系词常有3个作用：1，引导定语从句。2，代替先行词。3，在定语从句中担当一个成分。二、关系代词引导的定语从句1.who指人，在从句中作主语（1）Theboyswhoarepla

2、yingfootballarefromClassOne.（2）YesterdayIhelpedanoldmanwholosthisway.2.whom指人，在定语从句中充当宾语，常可省略。（1）Mr.Liuistheperson（whom）youtalkedaboutonthebus.（2）Mr.LingisjusttheboywhomIwanttosee.注意：关系代词whom在口语和非正式语体中常用who代替，可省略。（3）Themanwho/whomyoumetjustnowismyfriend.3.which指物，在定语从句中作主语或者宾语，作宾语时可省略（1）Footballi

3、sagamewhichislikedbymostboys.（2）Thisisthepen（which）heboughtyesterday.4.that指人时，相当于who或者whom；指物时，相当于which。在定语从句中作主语或者宾语，作宾语时可省略。（1）Thenumberofthepeoplethat/whocometovisitthecityeachyearrisesonemillion.（2）Whereisthemanthat/whomIsawthismorning?5.whose通常指人，也可指物，在定语从句中作定语（1）Hehasafriendwhosefatherisad

4、octor.（2）Ioncelivedinahousewhoseroofhasfallenin.whose指物时，常用以下结构来代替（3）Theclassroomwhosedoorisbrokenwillsoonberepaired.（4）Theclassroomthedoorofwhichisbrokenwillsoonberepaired.（5）Doyoulikethebookwhosecoverisyellow?（6）Doyoulikethebookthecoverofwhichisyellow?用心爱心专心三、介词+关系代词引导的定语从句关系代词在定语从句中作介词宾语时，从句常由

5、介词+关系代词引导（1）Theschool（that/which）heoncestudiedinisveryfamous.（2）Theschoolinwhichheoncestudiedisveryfamous.（3）TomorrowIwillbringhereamagazine（that/which）youaskedfor.（4）TomorrowIwillbringhereamagazineforwhichyouasked.（5）We’llgotohearthefamoussinger（whom/that/who）wehaveoftentalkedabout.（6）We’llgotoh

6、earthefamoussingeraboutwhomwehaveoftentalked.注意：1.含有介词的动词短语一般不拆开使用，如：lookfor,lookafter,takecareof等（1）Thisisthewatchwhich/thatIamlookingfor.（T）（2）ThisisthewatchforwhichIamlooking.（F）2.若介词放在关系代词前，关系代词指人时用whom，不可用who或者that；指物时用which，不能用that；关系代词是所有格时用whose（1）Themanwithwhomyoutalkedismyfriend.（T）（2）T

7、hemanwithwho/thatyoutalkedismyfriend.（F）（3）TheplaneinwhichweflewtoCanadaisverycomfortable.（T）（4）TheplaneinthatweflewintoCanadaisverycomfortable.（F）3.“介词+关系代词”前可有some,any,none,both,all,neither,most,each,few等代词或者数词（1）Hel