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1、Which one is Harry Porter?The boy is Harry Porter 第1页/共31页Which one is Harry Porter?The boy _ is Harry Porter.who is wearing glasses定语从句定语从句第2页/共31页一、概念一、概念:在复合句中修饰名词或代词的句子在复合句中修饰名词或代词的句子.(在句子中作在句子中作定语定语)(Attributive clause)Harry Porter is a smart boy.Harry Porter is a boy who has magic power.形容词作定语
2、形容词作定语句子作定语句子作定语,修饰修饰boy,叫做叫做定语从句定语从句第3页/共31页Harry Porter is a boy who has magic power.先行词先行词 关系词关系词定语从句定语从句关系关系代词代词关系关系副词副词which,who,whom,whose,thatwhere,when，why第4页/共31页二、用法二、用法:These are the trees which/that were planted last year.先先行行词词是是人人关系代词关系代词:who whom whose that which先行词是先行词是物物These are th
3、e students who/that won the first place last year.引导定语从句的关系代词引导定语从句的关系代词第5页/共31页1.who,whom,whose,that 用法区别用法区别.who 作定语从句的作定语从句的主语主语或或宾语宾语.The man who is speaking at the meeting is a worker.The man is a worker.The man is speaking at the meeting.分解分解作主语作主语第6页/共31页 whom 作定语从句的作定语从句的宾语宾语 The woman whom
4、they wanted to visit is a teacher.The woman is a teacher.They wanted to visit the woman.分解分解作宾语作宾语第7页/共31页 that 可以作定语从句的可以作定语从句的主语主语和和宾语宾语.The woman(whom/that)they wanted to visit is a teacher.可省略可省略 The man who/that is speaking at the meeting is a worker.第8页/共31页 whose 作作定语定语(whose既可以指人，也可以指物既可以指人，
5、也可以指物).I know the girl whose mother is a teacher.分解分解I know the girl.The girls mother is a teacher.作定语作定语I have a book whose cover is yellow.第9页/共31页2.which,that 的的用法用法which 作定语从句的作定语从句的主语主语或或宾语宾语.I like the book(which/that)you bought yesterday.This is a truck which/that is made in China.作主语作主语作宾语作宾
6、语可省略可省略第10页/共31页3.只能用只能用that的情况的情况 序数词序数词或或形容词最高级形容词最高级修饰先行词时修饰先行词时 Tom is the cleverest boy that I have ever known.This is the first play that I have seen since I came here.第11页/共31页everything,something,nothing,all,anything,little,much等等不定代词不定代词作先行作先行词时词时 Everything that we saw in this film was tru
7、e.先行词被every,some,no,all,any,little,much等修饰时。Ive read all the books that you lend me.第12页/共31页 先行词被the only,the very,the same,the last修饰时。This is the very book that belongs to him.主句已有who或which时Who is the girl that is standing under the tree?Which is the machine that we used last Sunday.第13页/共31页 当先行
8、词同时指人和物时Ive never heard of the people and things that you talked about just now.第14页/共31页4.关系代词前有介词时(介词提前).指人只用whom,指物只用whichThis is the boy with whom he talked.This is the ring on which she spent 1000 dollars.第15页/共31页主语主语主语主语宾语宾语宾语宾语定语定语定语定语指人指人指人指人whowhothatthatwhomwhom（优先）（优先）（优先）（优先）whowhothatt
9、hatwhosewhose（of of whomwhom）指物指物指物指物WhichWhichthatthatWhichWhichthatthatWhoseWhose(of(of which)which)指人和物指人和物指人和物指人和物thatthatthatthatwhosewhose（一）引导定语从句的关系代词（一）引导定语从句的关系代词第16页/共31页17when,where,why关系副词关系副词先行词先行词在从句中的成分在从句中的成分when时间时间时间时间状语状语where 地点地点地点地点状语状语why reason原因原因状语状语（二）引导定语从句的关系副词（二）引导定语从句
10、的关系副词第17页/共31页1.This is the place where I was born.2.I remember the day when I first met him.3.Can you tell me the reason why you lied to me?第18页/共31页关系副词关系副词When=on(in,during)whichwhere=on(in,in front of)whichWhy=for which（三）关系副词（三）关系副词与与介词介词+关系代词关系代词的替代的替代第19页/共31页20when when可用可用in/on/at/during+wh
11、ich 代替代替1.I still remember the day.2.I first met him on the day.I still remember the day on which I first met him.whenwhich第20页/共31页211.America is the country.2.I was born in the country.America is the country in which I was born.which.whereBeijing is the city in which I was born.where where where w
12、here可用可用in/on/at/to+whichin/on/at/to+which代替代替第21页/共31页22why why可用可用for+which 代替代替1.This is the reason.2.I was late for school for this reason.This is the reason for which I was late for school.whywhich.第22页/共31页23关系关系代词代词和关系和关系副词副词的区别的区别关系关系代词代词在定语从句中在定语从句中作主语、宾语作主语、宾语关系关系副词副词在定语从句中在定语从句中作状语作状语第23页
13、/共31页如何选用定语从句的关系词1.首先分清主句和定语从句2.确定定语从句的先行词3.把先行词带回到定语从句中去，看其在定语从句中做什么语法成分（主语，宾语，定语或状语）4.若先行词在从句中做主语、宾语或定语则选择关系代词，若在从句中做状语，则选择关系副词。第24页/共31页分类：1限制性定语从句与2非限制性定语从句第25页/共31页限制性定语从句限制性定语从句限制性定语从句限制性定语从句 非限制性定语从句非限制性定语从句非限制性定语从句非限制性定语从句 1 1 1 1形式上形式上形式上形式上 不用逗号不用逗号“，”，在先，在先行词后面。行词后面。用逗号用逗号“，”与主句隔与主句隔开。开。2
14、 2 2 2意义上意义上意义上意义上 是是先先行行词词不不可可缺缺少少的的定定语语，先先行行词词是是名名词词或或代代词。词。只是对先行词的补充说只是对先行词的补充说明，先行词可以是名词明，先行词可以是名词代词或句子。代词或句子。3 3 3 3译法上译法上译法上译法上 译成先行词的定语：译成先行词的定语：“的的”通常译成主句的并列句。通常译成主句的并列句。4 4 4 4关系词关系词关系词关系词的使用的使用的使用的使用上上上上 A A作宾语时可省略作宾语时可省略B B可用可用thatthatC C可用可用who who 代替代替whom whom A A不可省略不可省略B B不用不用thattha
15、tC C不可用不可用who who 代替代替whom whom 第26页/共31页I have a brother who is studying in the middle school.我有个在学校正在上学的哥哥。I have a brother,who is studying in the middle school.我有个哥哥，他在学校正在上学。注意：引导非限制性定语从句的关系代词 不可用that，指人时用who(主语),whom (宾语)，指物时须用which.第27页/共31页1 My dog died，which makes me very sad。2 You all got great grades,which makes me very happy.第28页/共31页the sameas/that的区别：The sameas 指同类事物The samethat 指同一事物 It is the same book as I lost yesterday.它和我昨天丢的那本书一样。It is the same book that I lost yesterday.它就是我昨天丢的那本书。第29页/共31页第30页/共31页感谢您的观看！第31页/共31页