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1、定语从句(I)一定语从句概念1)在主从复合句中用作定语的从句叫定语从句。定语从句一般紧接在先行词后面。2)先行词:被定语从句修饰的成份。先行词可以为一个名词，代词或整个主句。如：Aletterthatiswritteninpencilisdifficulttoread.____________Youcantakeanythingthatyoulike.____________Hedidn’tpasstheexam,whichmadehisparentsangry.____________3)关系词：引导定语从句的词叫关系词，分为关系代词和
2、关系副词。关系代词有：_____,______,______,_______,_______,______.关系副词有：_____,______,______.关系词的作用有三个：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。二关系代词的基本用法：观察下面的句子，归纳关系代词的用法并填写下面表格。①Thegirlwho/thatisstandingthereisMary.②Doyouknowthegirlwhosedressisblue.③Thesearethetreeswhich/thatwereplantedlastyear.
3、④Thebookwhich/thatIboughtyesterdayisveryinteresting.⑤He'samanwhom/who/thatweshouldlearnfrom.⑥Chinaisthecountrythatitusedtobe.⑦I’veneverseensuchatalentedyoungmanasheis.⑧Asweknow,TaiwanisapartofChina.⑨ThisisthesamebookasIboughtyesterday.关系代词先行词关系代词在从句中做指人指物主语宾语表语定语whowhomwh
4、ichthatwhoseas三关系副词的基本用法①Thisisthehousewhere/inwhichIlivedlastyear.②Iwillneverforgetthedaywhen/onwhichImettheforeigner.③Doyouknowthereasonwhy/forwhichhecamelateyesterday?when在定语从句中做__________相当于介词+whichwhere在定语从句中做__________相当于介词+whichwhy在定语从句中做__________相当于_____+which四关系
5、代词与介词1.当介词放在关系代词前时，只能用关系代词which，whom，whose且关系代词一律不能省略。Iwanttofindthepen_____whichIwrotethatletter.Theengineer____whosedepartmentIworkgavemethepaper.Ididn’trecognizethelady____whomyouspokejustnow.2.模糊地点类名词（situation形势，情况；point/case情况；scene情景）当先行词是如上的模糊地点名词时，也可使用关系副词where（相
6、当于inwhich）occasion(时机)为模糊时间1.Andthere’sonepointwhereI’dlikeyouradvice.2.He’sgothimselfintoadangeroussituationwhereheislikelytolosecontrolovertheplane.3.Icanthinkofmanycaseswhereculturaldifferencesreallyexist.即学即练：111.Chan’srestaurantonBakerStreet,_____usedtobepoorlyrun,is
7、nowasuccessfulbusiness.AthatBwhichCwhoDwhere2.Wewillbeshownaroundthecityschools,museums,andsomeotherplaces,______othervisitorsseldomgo.AwhatBwhichCwhereDwhen3.Youcanfindwhateveryouneedattheshoppingcenter,_____isalwaysbusyattheweekend.AthatBwhereCwhatDwhich4.Today,we’lldis
8、cussanumberofcases_____beginnersofEnglishfailtousethelanguageproperly.AwhichBasCwhyDwhere5.Iwork
