1、定语从句的分类:,定语从句,The Restrictive Attributive Clause 限制性定语从句,The Non-Restrictive AttributiveClause 非限制性定语从句,限制性定语从句,定义:,在复合句中，修饰某一名词或代词的从句。,先行词:,被定语从句所修饰的词（人/物）。,关系词:,引导定语从句的词,关系代词,关系副词,结构：,先行词 + 关系词 + 定语从句,关系词的选择方法,A 看先行词,看先行词在从句中 作什么成分,关系代词的用法,主宾/表,宾语,定语,人,人,物,主宾/表,主宾/表,人/物,人/物,时间状语,reason,地点状语,原因状语,关
2、系副词的用法,时间,地点,观察下面的句子，从形式、意思、从句的作用三个方面思考什么是非限制性定语从句？,Mr. Li has a son, who works in a big company.,李先生有一个儿子，他在一家大公司工作。 (只有一个儿子）,非限制性定语从句是指与主句关系不十分密切, 只对主句中的先行词起_作用的定语从 句。其标志是主句和从句之间用_隔开。,补充说明,逗号,1.This is our headmaster，who has something important to tell you. 2.This is Toms girl friend, whom I met y
3、esterday. 3.The novel，which I read last night，is very interesting. 4.That is his room，whose window faces south.,who,whom,whose,比比看,引导非限制性定语从句的关系代词指人时, 用_，_；指物时用_； _既可用来指人也可用来指物。,which,5.He failed in the exam，which made his father very angry. 6.As you know, Mr. Lin teaches us Chinese.,比比看,先行词指代整个句子时，
4、关系词可用_，_。,which,as,比比看,7.In China, the Spring Festival is a grandholiday, when family members get together. 8.The school is near a park, where my sonstudies.,当先行词指时间并且在定语从句中充当状语时用_；指地点并且在定语从句中充当状语时用_。,when,where,区别下面两个定语从句:,Her sister who teaches us English will go abroad next year.Her sister，who te
5、aches us English，will go abroad next year.,她教我们英语的姐姐明年将出国。（可能还有别的姐姐）,她的姐姐教我们英语，明年将出国。（只有一个姐姐）,限制性定语从句和非限制性定语从句的区别,不能,可以,修饰限制,补充说明,无,有,1.This is a new car_ my uncle bought last week. 2.My uncle has a new car, _he bought last week . 3.I had told them the reason _I didnt attend the meeting 4.I had told
6、 them the reason, _I didnt attend the meeting 5.He was late again, _made his teacher very angry. 6. _you know, Jack is an honest man 7. Jack, _you know, is an honest man. 8.Jack is an honest man , _you know.,比一比,(which/that),which,why/ for which,for which,which,As,as,as,非限制性定语从句使用关系词应注意的问题：,（1）不能用_
7、引导。 （2）关系词_ 省略。 （3 ）先行词 reason作状语时，关系词不能用_引导,应用_代替。 （ 4）as (译为“正如”) 引导的非限制性定语从句的位置比较灵活, 可位于主句_, _或_; 而由 which (译“这” 或 “这件事”) 引导的非限制性定语从句不能放在主句_。,that,不可以,why,for which,前面,中间,后面,前面,1. I am reading Harry Porter , _ isan interesting book .A. what B. that C. who D. which2. A five-year-old boy can speak
8、two foreign languages, _surprises all of us.A. who B. that C. which D. what 3. This is the reason _ he was late. A. why B. where C. which D. when,综合练习：,4.October 1st is the date _ China celebrates its National Day. A. that B. which C. where D. when5. The old man has two sons, both of_ are teachers.
9、A. whom B. which C. them D. those6. They will go to Kunming,_ they planto stay for two days. A. when B. which C. while D. where,1.Look at the girl _ is singing so beautifully.,2.Here is John Smith, _I talk about theother day.,4.I congratulated Mr Jones,_ son had won the game,who/that,whom,that,whose
10、,用正确的关系词填空,3.Mary has read all the books _ I lenther.,5._ the teacher told us, the earth goes round the sun.,As,Our class is a big family . It consists of 12 girls and 50 boys. Most of them are mainly from the countryside. Zhao Qiang is a kind-hearted boy. He is always ready to help others. He is su
11、ch a good boy that we all like him.,Our class is a big family consists of 12 girls and 50 boys, most of are mainly from the countryside. Zhao Qiang is a kind-hearted boy, is always ready to help others. He is such a good boy we all like.,用定语从句合并下面的句子(尽可能用多种方法),which/that,whom,who,as,范例1.,Our class i
12、s a big family , consists of 12 girls and 50 boys, most of are mainly from the countryside. Zhao Qiang, is always ready to help others, is a kind-hearted boy. He is such a good boy we all like.,which,whom,who,as,范例2.,总结：非限制性定语从句,1.什么是非限制性定语从句？,2.限制性定语从句与非限制性定语从句的区别：,表意,功能,形式,限制性定语从句,非限制性定语从句,与主句语意关系紧凑， 定语从句不能去掉,与主句语意关系松散, 定语从句可以去掉,修饰限制,补充说明,无逗号,有逗号,非限制性定语从句是指与主句关系不十分密切,只对主句中的先行词起补充说明作用的定语从句。,（1）不能用_ 引导。（2）关系词_ 省略。（3 ）先行词 reason作状语时，关系词不能用_引导,应用_代替。 （ 4）定语从句在句首时，不能用which，只能用_。,3.非限制性定语从句使用关系词应注意的问题：,that,不可以,why,for which,as,1.复习这节课的内容。2.做课本：P4 .Ex3,
