1、定语从句：是指在复合句中，定语从句：是指在复合句中，修饰修饰 或或 的从句的从句.被定语从句所修饰的名词或代被定语从句所修饰的名词或代词叫做词叫做“”“”.引导定语从句的词叫引导定语从句的词叫“”“”名词名词代词代词先行词先行词关系词关系词定定语语从从句句The Restrictive Attributive Clause限制性定语从句限制性定语从句2、He has two sons who work in the same company.The Non-Restrictive Attributive Clause非限制性定语从句非限制性定语从句1、He has two sons,who w
2、ork in the same company.限定性定语从句与非限定性定语从句限定性定语从句与非限定性定语从句限定性定语从句是句中限定性定语从句是句中不不可缺少可缺少的组成部分，主句的组成部分，主句和从句之间和从句之间不用逗号不用逗号隔开隔开非限定性定语从句是对非限定性定语从句是对主句先行词的主句先行词的补充说明补充说明，没有这种从句不影响主没有这种从句不影响主句意思完整句意思完整.一般一般用逗号用逗号把主句和从句分开把主句和从句分开引导词：关系代词和关系引导词：关系代词和关系副词，作副词，作宾语宾语时一些关系时一些关系代词代词可以省略可以省略引导词：引导词：who,whom,whose,w
3、hich,of which,when,where等，等，不用不用that,不能省略不能省略引导定语从句的关系词引导定语从句的关系词指代人指代人 指代事物指代事物 所属关系所属关系 指地点指地点 指时间指时间 指原因指原因 who，whom，thatwhich，thatwhose，of whichwherewhenwhy关关系系代代词词关关系系副副词词指代指代所做成分所做成分是否可省略是否可省略that人；物人；物主语；宾语主语；宾语 作宾语可省作宾语可省which物物主语；宾语主语；宾语 作宾语可省作宾语可省who人人主语；宾语主语；宾语 作宾语可省作宾语可省whom人人宾语宾语可省可省who
4、se人；物人；物定语定语不可省不可省指代指代所做成分所做成分是否可省略是否可省略when时间时间状语状语否否where地点地点状语状语否否why原因原因状语状语否否只用that引导 1.当先行词既包括人又包括物时：He talked about the men and the books that attracted him.2.指物的先行词被any,every,only,very,all,no等修饰时：These are the very points that interest me.Thats the only watch that I like most.3.指物的先行词被序数词或形容
5、词最高级修饰时：The first step(that)we are to take is very difficult.This is the second card(that)he gave me.4.先行词是指物的不定代词all,little,few,much,everything,anything,nothing等时：There is still much that can be done about it.Have you got everything(that)you need?5.先行词是who时：Who that have seen him does not like him?
6、1.that 1.that 与与whichwhich1.Nothing _ can be done has been done.2.Do you have anything _ you dont understand?先行词是先行词是everything,nothing,anything,everything,nothing,anything,something,much,little,nonesomething,much,little,none等不定代词，引等不定代词，引导定语从句用导定语从句用thatthatthatthat1.This is the best TV _ is made i
7、n China.2.The first museum _ he visited in China was the History Museum.thatthat先行词被形容词最高级或序数词修饰时，引导定语从句用that。1.that1.that与与whichwhichIve read all the books _ you lent me.that先行词被先行词被any,some,no,any,some,no,much,few,little,every,all,much,few,little,every,all,very,only,last very,only,last 修饰时修饰时,引导引导
8、定语从句用定语从句用that that。1.that 1.that 与与whichwhich1.The famous writer and his works _ the radio broadcast have aroused great interest among the students.2.A victim is a person,animal or thing _ suffers pain,death,harm,etc.先行词中既有人又有事物时，先行词中既有人又有事物时，引导定语从句用引导定语从句用that.that.thatthat 1.that 1.that 与与whichwh
9、ich1.Who _ you have ever seen can do it better?WhoWho做先行词时，做先行词时，引导定语从句用引导定语从句用thatthatthat 1.that 1.that 与与whichwhich1.Her bag,in _ she put all her money,has been stolen.2.This is the ring on _ she spent 1000 dollars.3.Xiao Wang,with _ I went to the concert,enjoy it very much.whichwhichwhom在介词后面，指事
10、物在介词后面，指事物用用whichwhich，指人用，指人用whomwhom 1.that 1.that 与与whichwhich1）、看定语从句中动词与介词的搭配）、看定语从句中动词与介词的搭配This is the book_ which you asked.注意：动词短语不能拆开即介词不能提前 forThe old man whom I am looking after is better.如何判断介词如何判断介词2 2）、看定语从句中形容词与介词的搭配）、看定语从句中形容词与介词的搭配He referred me to some reference books _ which I am
11、 not very familiar.with如何判断介词如何判断介词3 3）、根据先行词判断，所用的介词与先行词搭配）、根据先行词判断，所用的介词与先行词搭配This is our classroom ,_ which there is a teachers desk.in the front of如何判断介词如何判断介词whose 引导的定语从句引导的定语从句表示所属关系表示所属关系 The river _ banks are covered with trees flows to the sea.whose Whose 的使用的使用There are 20 students in thi
12、s class,_ are different.lA.whose backgrounds lB.The backgrounds of whomlC.of whom the backgrounds lD.the backgrounds of whoseWhose 的使用的使用as与与which引导的定语从句引导的定语从句 两者均可引导非限制性定语从句，有时可以两者均可引导非限制性定语从句，有时可以互换，但下列情况多用互换，但下列情况多用as。1.关系代词引导的定语从句居句首时。关系代词引导的定语从句居句首时。e.g.As we all know,the earth is round.2.当与当与
13、suchsuch或或the samethe same连用时，一般用连用时，一般用asas。e.g.Such books as you tell me are interesting.I have the same plan as you.3.当从句和主句语义一致时，用当从句和主句语义一致时，用as，反，反之则用之则用which。e.g.She has married again,as was expected.She has married again,which was unexpected.4.as在从句中作主语时，后面常接行为动词的被动在从句中作主语时，后面常接行为动词的被动语态，如语态
14、，如be known，be said，be reported等，如从句中行为动词是主动语态，等，如从句中行为动词是主动语态，一般要用一般要用which作主语。作主语。e.g.She has been late again,as was expected.Tom has made great progress,which made us happy.）Ill never forget the day _ we first met in the park.）Ill never forget the time _ I spent with you.）Ill never forget the time
15、 _ was spent with you.）This is the museum _I visited last year.whenwhichthatwhichthatwhichthatThis is the reason _(=for which)I didnt come here.The reason _ she gave was not true.whyAwhich/that指时间，地点或原因的先行词在定语从句指时间，地点或原因的先行词在定语从句中作主语或宾语，用中作主语或宾语，用which或或that引导定引导定语从句。语从句。定语从句中的动词的数定语从句中的动词的数He is th
16、e only one in his class who _(have)got the teachers praise He is one of the students in his class who _(have)got the teachers praise hashave关系词在定语从句中做主语时，谓语动词的数取决于先行词 不可重复性引导词是先行词的替代品注意注意关系代词的实质关系代词的实质Join the following sentences:The girl is Mary.We saw her yesterday.关系代词的实质关系代词的实质Join the following
17、 sentences:The girl is Mary.We saw her yesterday.we saw yesterday is Mary.herThe girl关系代词的实质关系代词的实质Join the following sentences:The girl is Mary.We saw her yesterday.we saw yesterday is Mary.herThe girl关系代词的实质关系代词的实质Join the following sentences:The girl is Mary.We saw her yesterday.we saw yesterday
18、is Mary.herThe girl关系代词的实质关系代词的实质Join the following sentences:The girl is Mary.We saw her yesterday.we saw yesterday is Mary.herThe girl关系代词的实质关系代词的实质Join the following sentences:The girl is Mary.We saw her yesterday.we saw yesterday is Mary.herThe girl关系代词的实质关系代词的实质Join the following sentences:The
19、girl is Mary.We saw her yesterday.we saw yesterday is Mary.herThe girl关系代词的实质关系代词的实质Join the following sentences:The girl is Mary.We saw her yesterday.we saw yesterday is Mary.herThe girl关系代词的实质关系代词的实质Join the following sentences:The girl is Mary.We saw her yesterday.we saw yesterday is Mary.that/wh
20、o/whomThe girl注意避免重复注意避免重复Correct the mistakes1.Under the big tree are 34 students,many of them come from class two.2.My mother has a good book,which cover looks terrible.3.This is the very pen that you gave it to me before.4.There is an old woman,that is holding a stick.whomwhoseitwhoCorrect the se
21、ntences:1.Im using the pen which he bought it yesterday.2.The man whom I spoke is from Canada.3.July 1,1999 is the day when well never forget.tothat4.Im going to work in the hospital where needs me.5.Those that havent been to the West Lake will gather at the school gate.whichwhoCorrect the sentences:n6.The reason that he is late sounds reasonable.whyCorrect the sentences:7.Miss Chen is the only one of the few teachers who give us wonderful English lessons in our school.givesCorrect the sentences:8.Taiwan,that we know,belongs to China.asCorrect the sentences:
