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1、Unit6GoodmannersWarming-up&grammarGrammarAttributiveclause--定语从句在复合句中，修饰某一名词或代词，做定语的句子叫做定语从句。Thegirl(who/thatisstandingunderthetree)ismysister先行词：被定语从句所修饰的词。先行词分为人和物关系词：连接先行词和定语从句的词关系词的作用：A.连接先行词和定语从句B.代替先行词在定语从句中作成分关系词：关系代词和关系副词定语从句关系词的选择取决于先行词（被修饰词）在定语从句中所做的成分关系代词：who,whom,,t
2、hat,which,whose等（在定语从句中作主、宾、表、定等成分）1)Thepersonwho/thatbreaksthelawwillsurelybepunished.2)Thedoctorwhom/who/that//Italkedaboutwithyouyesterdayismyfather.3)Maryisnolongerthegirlthatshewas.(作表语）4)Lookout!Don’tgettooclosetothehousewhoseroofisunderrepair.关系副词：where(atwhich),when(in/
3、atwhich),why(forwhich)（在句中作状语）1)Thehousewhere/atwhichIspentmychildhoodisbeingrepaired.2)Sheneverforgetthedaywhen/atwhichshestarttowork.3)Thestudentcan’texplainthereasonwhy/forwhichsheislateforschool.Haveatry指出关系代词（副词）在定语从句中的成份：1.ThemanwhocametoourschoolisMr.Wang.()2.Thegirl(who
4、m)ImetisLucy.()3.AchildwhoseparentsaredeadiscalledTom.()4.Ilikethebook(which)youboughtyesterday.()主语宾语定语宾语Haveatry5.Hisparentswouldn’tlethimmarryanyonewhosefamilywaspoor.()6.Ilikethepersontowhomyoujusttalked.()7.Weshallneverforgetthedays(that)wespenttogether.()8.Weshallneverfor
5、getthedayswhenwelivedtogether()定语介宾宾语状语1.Istillrememberthedays_______________westayedtogether.when/onwhich2.Istillrememberthedays________________wespenttogether.that/不填which/ExercisesFillintheblanks.4.Thisisthefactory______________wevisitedfiveyearsago.3.Thisisthefactory_______
6、______weworkedfiveyearsago.where/inwhichwhich/that/不填使用要点1.关系代词在从句中作主语时，不能省略。e.g.Theclassroomthatisonthefourthfloorispoorlyequipped.2.关系代词在从句中作宾语如果前面有介词时，不可省略。e.g.Thisisthegirlwithwhomheworks.3.关系副词在定语从句中不可省略。e.g.IhavecometoexplainthereasonwhyIwasabsentfromthemeeting.4.常见的只用tha
7、t，不用which的情况：当先行词有序数词或形容词最高级修饰时；当先行词前有theonly,thevery,thelast等词修饰时；当先行词为anything,nothing,something,everything,all,little,much等不定代词修饰时；当先行词前有all,every,no,some,any,little,much,few等词修饰时；当先行词既包含人又包含物时;5.常见的只用which，不用that的情况：引导非限制性定语从句时；引导词前有介词时；一个句子中若有两个定语从句，一个用that引导，另一个用which引导；e
8、.g.Heboughtabookthatcouldgivehimmuchknowledgeandwhichc
