unit5Grammar.ppt

1、修饰限定名词或代词的句子就叫做定语从句。,关系代词：,who, whom, whose, which, that,引导定语从句的关系词有：,定义：,This is the factory. I worked in the factory ten years ago.,1. 关系副词 where,This is the factory where I worked ten years ago.,The school is near a park. My son studies in this school.,The school where my son studies is near a pa

2、rk.,This is the factory where I worked ten years ago. The school where my son studies is near a park.,in which,in which,地点状语,关系代词,Theyll never forget July 1. Hong Kong returned to its motherland on July 1.,2. 关系副词when,Theyll never forget July 1 when Hong Kong returned to its motherland.,The days are

3、 gone forever. We lived together happily during those days.,The days when we lived together happily are gone forever.,Theyll never forget July 1 when Hong Kong returned to its motherland.,The days when we lived together happily are gone forever.,on which,during which,时间状语,关系代词,There are many reasons

4、. People like traveling for many reasons.,3. 关系副词why,why 引导的定语从句修饰先行词 reason, 在从句中作原因状语, 相当于“for + which”。,There are many reasons why people like traveling.,for which,time,adverbial of time,place,reason,adverbial of place,adverbial of reason,1. Beijing is the place _ I was born. 2. Is this the reaso

5、n _ he refused our offer? 3. I will never forget the day _ _ I first met you on the seashore. 4. There are occasions _ one must yield.,where (in which),why (for which),when (on,which),when (on which),n. 场合；时机 on occasion: 在 时刻/场合,occasions on,a. This is the place where he works. This is the place wh

6、ich / that we visited last year. b. That was the day when he arrived. Do you still remember the day that/which we spent together? c. This is the reason why he left. The reason that/which he gave us was quite reasonable.,选择定语从句的关系词一定要看先行词在从句中所做成分。当先行词在从句中作状语，则选择相应的关系 _。当先行词在从句中作主语, 宾语或表语, 则选择相应的关系 _。

7、,副词,代词,第一步：先判断是什么从句 一般定语从句的结构是 “先行词+关系代/副词+从句”。 (牢固树立这一概念后，可减少很多不该出现的错误。) 第二步：是关系代词，还是关系副词 关键是 如何选择关系词。,方法一 依据在先行词从句中所做的成分 关系代词(that， which，who，whom等)主要用作主语和宾语； 关系副词(when， where，why)主要用作状语； 作定语时用whose。,是用关系代词还是关系副词 1May 1 is the day _Ill never forget 2May 1 is the day_we spent together 3May 1 is the

8、 day _I joined the army Athat /which Bwhen,方法二： 完全取决于从句中的谓语动词。及物动词后面无宾语，就必须要求用关系代词；而不及物动词则要求用关系副词。,This is the village where I stayed last year. This is the mountain village which/that I visited last year.,Ill never forget the days _ we worked (vi.) together. 2. Ill never forget the days _ we spent

9、(vt.) together. 3. I went to the company _ I worked (vi.) ten years ago.,when/in which,which,where / in which,4. I went to the company _ I visited (vt.) ten years ago. 5. This is the reason _ he was late. 6. This is the reason _ he gave. (vt.),which,why/ for which,that/which,关系代词在定语从句中做介词宾语时, 从句常由介词

10、 + 关系代词引导。,1. I will give you the book (that/which) you asked for. = I will give you the book for which you asked. 2. We met the man (whom/that/who) we talked about. = We met the man about whom we talked.,介词 + 关系代词引导定语从句时, 如先行词是物, 关系代词只能为which。,介词 + 关系代词引导定语从句时, 如先行词是人, 关系代词只能为whom。,He is the man _

11、whom you can believe.,1. 看定语从句中动词与介词的搭配,in,2. 看定语从句中形容词与介词的搭配,He gave me some books _ which I am not very familiar.,with,3. 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,像 listen to, look at, depend on, pay attention to, take care of 等固定短语动词,在定语从句中一般不宜将

12、介词与动词分开。 This is the boy whom she has taken care of.,1. This is the rock _ the boy fell down into the sea. 2. The film star _ we talked a lot yesterday will give us a speech tomorrow. 3. The West Lake _ Hangzhou is famous in the world will be more beautiful. 4. The subject _ Xiao Wang is good is physics.,from which,about whom,for which,at which,5. The reason _ he could not go there was that his grades was too low. 6. The professor _