B7U4语法教学 定语从句

Complexsentence复合句：由引导词连接两个或多个主谓结构的句子，其中一个主谓结构是句子的主要部分（主句），另一个或一个以上的主谓结构只在句子中作某个成分.复合句=主句+从句=(引导词+主)+谓一个主谓结构是句子的主要部分（主句）另一个或一个以上的主谓结构只在句子中作某个成分（定语）Thestudents(whodonotstudyhard)willnotpasstheexam.主句主语从句主语从句谓语结构主句谓语结构从句=(引导词+主)+谓不能单独存在，它只能充当句子中的一个成分。请判断下列句子是否正确.1.Theactivitywhosethemeisprotectingenvironment.2.Xiaoming,whoassistedmeinlearningEnglish.3.Whenitrainedheavily.4.AfterIreadthepassage.5.Xiaoming,whoassistedmeinlearningEnglish,alsomadegreatprogressinhisownEnglish.××××√如何判断从句的类型？•从句在复合句中充当什么成分，它就是什么从句。从句做主句的主语，就是主语从句，做状语，就是状语从句，做定语，就是定语从句。Unit4TheAttributiveClause定语从句：是指在复合句中，修饰或的从句.被定语从句所修饰的名词或代词叫做“”.引导定语从句的词叫“”名词代词先行词引导词Thisisthecarwhichheboughtlastyear.定语从句thecar先行词which引导词TheboywhoisreadingisTom.先行词引导词Hospitalisaplacewhereadoctorworks.先行词引导词定语从句的引导词关系代词关系副词指人指物who(主语、宾语)，whom(宾语)，that(主语、宾语),whose(定语)that(主语、宾语),which(主语、宾语)whose(定语)where(地点状语)when(时间状语)why(原因状语)基础知识回顾:关系词及其意义如何确定定语从句的引导词?第一步:先找出先行词第二步:分析定语从句中缺少什么成分第三步:选择合适的引导词做题技巧?onceafarmer________wonablueribboneachyearsharedhisbestcornwithhisneighbors.先行词定语从句谓语从句缺主语,指人,应填who基础题型1.Theman_______livesnexttoussellsvegetables.2.Aplaneisamachine_________canfly.3.Thisisthescientist__________nameisknowntoall.4.Theroom___________windowfacestosouthismine.5.Doyouremembertheday__________wefirstmet?who/thatwhich/thatwhosewhosewhen6.Theschool____________westudyisbeautiful.7.Thereason__________hewaslatewasthathemissedthetrain.wherewhy易错易混淆题（注意分析从句的句子成分）1.Doyouremembertheday______________wespentonthefarm?2.Doyouremembertheday____________wefirstarrivedhere?3.Theroom__________weliveisbig.4.Theroom_______________wecanseeisbig.5.Isthisthereason_________heexplainedatthemeetingforhiscarelessinhiswork.6.Doyouknowthereason_______hedidnotcome?that/which/不填whenwherethat/which/不填thatwhyJointhefollowingsentences:Aplaneisamachine.Themachinecanfly.关系代词的实质Jointhefollowingsentences:Aplaneisamachine.Themachinecanfly.Aplaneiscanfly.关系代词的实质amachinethemachineJointhefollowingsentences:Aplaneisamachine.Themachinecanfly.Aplaneiscanfly.关系代词的实质amachinethat/which关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.herThegirl关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.herThegirl关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.herThegirl关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.herThegirl关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.herThegirl关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.herThegirl关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.herThegirl关系代词的实质Jointhefollowingsentences:ThegirlisMary.Wesawheryesterday.wesawyesterdayisMary.that/who/whomThegirl注意避免重复用定语从句合并下列句子.MydeskmatewasalsogoodatEnglish.ShealwayshelpedmyclassmateswiththeirEnglish.Mydeskmate,whowasalsogoodatEnglish,alwayshelpedmyclassmateswiththeirEnglish.Iamdyingtoownacar.ThecarismadefromJapan.Iamdyingtoownacarthat/whichismadefromJapan.Iparticipatedinanactivity.Theactivity’sthemewasprotectingenvironment.Iparticipatedinanactivitywhosethemewasprotectingenvironment.Icanstillrememberthemoment.MissLeescaredmetodeathatthatmoment.IcanstillrememberthemomentwhenMissLeescaredmetodeath.1.Weshoulddoeverything_________isgoodforourstudies.2.Youcantakeanyseat__________isfree.3.Thisistheonlything_________wecando.4.Theisthefirstplace__________Iwanttovisit.5.Thisisthemostinterestingbook_________Ihaveeverread.6.Wetalkedaboutthethingsandpersons__________wewereinterestedin.thatthatthatthatthatthat用正确的引导词填空7.Thereislittle___________Icandotomakeupforthelosttime.8.Ourschoolisnolongertheplace__________itusedtobe.当先行词是事物时，只用that不用which的情况thatthat1.先行词是不定代词all,everything,anything,nothing,something,much,little,few,none,theone.2.先行词被all,everything,anything,nothing,something,much,little,few,none修饰时3.先行词被theonly,thevery,thesame,thelast修饰时4.先行词被数词,序数词修饰时5.先行词是形容词最高级或被形容词最高级修饰时6.先行词既有人又有物时7.先行词在从句中做表语时8.主句以therebe开头Gotit!用适当的引导词填空.Mydeskmate,_____iswellawarethatitisimportanttohelpothers,alwayshelpsthepeople______areinneed.Once,hewenttothewest______heworkedasavolunteerteacher.Duringhisworkingthere,hemadealotoffriends,mostof________camefromAmerica.Asaresult,hemadegreatprogressinhisEnglish,from________Ilearnedthathelpingotherswashelpingourselves.whowhowherewhomwhich