初中英语定语从句课件.ppt

1、,定语从句,定语从句,概念:在复合句中修饰名词或代词 的句子.,(Attributive clause),Mary is a beautiful girl.,Mary is a girl who has long hair.,形容词作定语,句子作定语,修饰girl, 叫做定语从句,1.The man is a farmer.,2.The man is speaking at the meeting.,合并句子:,The man who is speaking at the meeting is a farmer.,Mary is a girl.,Mary has long hair.,合并为一

2、个句子,Mary is a girl who has long hair.,先行词,关系词,定语从句,Mary is a girl who has long hair.,关系代词,关系副词,who, whom, whose, which, that,When, where, why,定语从句的用法:,当先行词是物时, 用which 或that引导.,These are the trees which were planted last year.,当先行词是人时, 用who, whom, whose, that引导.,This is a dream. The dream will never

3、come true.,This is a dream which/that will never come true.,The dog has been found. The dog was lost.,The dog which was lost has been found.,which / that 作主语. (不能省),（作主语）,which / that 作宾语 ： （可省略）,This is the card. Ive just received the card.,This is the card which / that Ive just received.,Practise:

4、 This is the mistake which /that I always make. I still keep the letters which she wrote to me.,( ),（作宾语）,who / that 作主语. (不能省),This is the film star. The film star is very popular in China.,This is the film star who is very popular in China. (作主语),The boy who broke the window is called Roy. Do you

5、know the man who spoke at the meeting yesterday? The girl who is watering the flowers is my cousin.,/ that,who / whom / that 作宾语：( 可省略),The man is a famous writer. He described the man just now.,The man ( who/ whom/ that ) he described just now is a famous writer. (作宾语）,The boy who (m) I m looking f

6、or is my friend.,whose 作定语从句的定语.,I know the girl whose mother is a teacher.,分解,I know the girl.,The girls mother is a teacher.,作定语,下列情况只能用that,1.当序数词或形容词最高级修饰先行词时。,eg. Tom is the cleverest boy that I have ever known.,2. 当先行词被 all, little,few,much,any,all,anything,something,nothing,none,the one, ever

7、ything, 等不定代词修饰时。,3.当先行词同时包括人或物时。 eg. We often talk about the people and the things that we are interested in. 我们常常谈论我们感兴趣的人或事。 4.当主句是who或which时。 eg. Who is the girl that has black long hair? eg .Which is the pen that you bought?,5.当先行词被the only, the very, the same, the last等修饰时。 Thats the only thin

8、g that I can do now. These are the very words that he used.,eg. This is the very beautiful girl that Im looking for. eg. Thats the only thing that I can do now.,Exercise,1. I have a friend _ likes listening to classical music.,who/that,which/that,whose,3. The man _ leg broke in a match used to be a

9、football player.,2. Yesterday Emily was wearing the new dress _ I gave her.,4. My parents live in a house_ is more than 100 years old.,which/that,5. Kevin is reading a book _ is too difficult for him.,which/that,6. Is there anything _ you want to buy in the town.,7.All _ we can do is to study hard.,

10、8. The first one _ stands up is a little boy.,that,that,that,关系副词： when/ where/why,when 作时间状语: She will never forget the day. She was married on that day.,She will never forget the day when (=on which) she was married.,It was the year. The World War I broke out in the year.,It was the year when (= i

11、n which) the World War I broke out.,When = 介词 + which,where 作地点状语,I want to know the place. I was born there.,I want to know the place where (= in which) I was born.,The table where (= at which ) she is sitting is a new one.,where = 介词 + which,why 作原因状语, 其先行词常常是the reason.,That is the reason why(= f

12、or which) Im late.,I know the reason why he said it.,why = for which,关系副词when, where和关系代词that, which的区分。同样是修饰一个地点，有时使用where，有时使用that/which；同样是修饰一个时间，有时使用when， 有时使用that/which。这主要看两点：一是定语从句是否完整；二是定语从句中的谓语动词是否是一个及物动词。请比较以下句子：,This is the park that we visited last year. This is the park where we held a

13、birthday party. She wont forget the days that she spent on the island. She wont forget the days when they stayed together. Thats the date when we went to the college. Thats the date that she wont forget for ever. I like the time when we lived together. I like the time that we had together.,关系副词when,

14、 where, why 和介词+which之间的关系。关系副词when, where, why可以用适当的介词+which来替代。如：when=in/on/at+which, where=in/on/at+which, why=for+which介词的位置非常灵活，有时放在关系代词之前，有时放在动词之后。 eg. 1. I wont forget the date when( on which) I was born. 2. This is the room where (in which) I lived. = This is the room which I lived in. 3. I dont know the reason why (for which) he havent come today. 4. Tom still remembers the days when (in which) they lived in Tia