Unit 9 Grammar 定语从句

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1、初中英语语法专题之定语从句复习课教案一、教学目标：1.学生能掌握和正确使用关系代词。2.学生能正确理解整个主从复合句的意思。二、教学重难点：定语从句中引导词（who,whom,whose，that,which）的正确使用。三、教学过程：1.定语VS.定语从句Iknowabeautifulgirl.何为定语Iknowthegirlunderthetree.何为后置定语IknowthegirlwhohascomebackfromUS.何为定语从句2.定义：在复合句中，用来修饰某一名词或代词的从句叫做定语从句。被定语从句修饰的

2、名词或代词叫先行词。定语从句放在先行词之后。IlikethemusicthatIcandanceto.先行词（物）↘引导词（that指代themusic）Sheisagirlwhohaslonghair.先行词（人）↘引导词（who指代agirl）3.引导词：关系代词：who,whom,whose，that,which（指代人、物，作主语，宾语）关系副词：when，where,why,（表时间、地点、原因，作状语）(1)如果先行词是表示物的名词或代词，关系代词用that/which.作主语(不能省略)或者宾语（可以省略）

3、。E.g1作主语(不能省略)1.Thisisthehouse.Thehouseisforsale.Thisisthehousewhich/thatisforsale.2.Thebookismine.ItislyingonthefloorThebookwhich/thatislyingonthefloorismine.E.g2作宾语（可以省略）1.Thisisthemistake.Ialwaysmakethemistake.Thisisthemistake（which/that）Ialwaysmake.2.Thisisab

4、ook(C/D)youarelookingfor.A.WhoB.whomC.whichD.不填（2）先行词表人时可用who，that或whom，作主语(不能省略)或者宾语（可以省略）。E.g1作主语(不能省略)1.TheboyiscalledRoy.HebrokethewindowTheboywhobrokethewindowiscalledRoy.2.Adoctorisaperson.Helooksafterpeople’shealth.Adoctorisapersonwholooksafterpeople’sheal

5、th.E.g2作宾语（可以省略）1.Theboyismyfriend.Iwillvisithim.Theboywho(m)Iwillvisitismyfriend.2.Thepenhasbeenfound.Shelostitlastnight.Thepen（that）shelostlastnighthasbeenfound.归纳总结：①引导词在句中作主语，引导词用who，that②介词提前在句中作宾语，指人用whom指物用which③引导词在从句中作宾语，用who/whom介词也可以提前，如：1.Theman(who/w

6、hom/that)Mr.Leeistalkingtoismyfather.ThemantowhomMr.Leeistalkingismyfather.2.Haveyouseenthepen(which/that/不填)Iwrotethenotewithjustnow?HaveyouseenthepenwithwhichIwrotethenotejustnow?注：介词之后不能跟that(3)关系代词whose的用法:既可指人，也可指物；用作定语,表示所属关系,译为“…..的”。E.g1.Theboyismyclassma

7、te.Theboy’sfatherisapoliceman.Theboywhosefatherisapolicemanismyclassmate.2.Thehouseisbeautiful.Itswallisyellow.Thehousewhosewallisyellowisbeautiful.(4)1.只用that的情况口诀记忆为:多少不一恰人物最序2.只用which而不用that的情况:a.介词提前时指人用whom，指物用whichTheboythat/who(m)youarelookingforisoverther

8、e.Theboyforwhomyouarelookingisoverthere.Thecitythat/whichIliveinisbeautiful.ThecityinwhichIliveisbeautiful.b.在非限定性定语从句中Beijingthat/whichisthecapitalofChinahasa