1、专题三 定语从句一定语从句关系代词的用法定语：修饰和限定名词的成分 1. 可以是一个单词 a red pen 定语是一个词，放在前面2. 可以是一个短语 a pen on the desk 定语是一个短语，放在后面3. 可以是一个句子（定语从句） The pen which is red is on the desk.例句：I like the singer who is beautiful.The man whom she described just now is a famous writer.Do you know the things and persons that they ar
2、e talking about?Jim read books which are fun.I know the girl whose mother is a teacher.关系词指代对象（先行词）在从句中的成分例句关系代词who人主，宾1.He is the man who lives next door.2.Do you know the girl who has got an “A” in the exam.whom人 只做宾语3.I happened to meet the professor whom I got to know at a party yesterday.whose人
3、/物定语表示所属关系4.This is the scientist whose achievements are remarkable.5.The boy whose father is a doctor studies very hard.6.The room whose window is open is mine.which物主，宾7. Is this the pen which you are looking for?8. She got a computer which her parents bought for her.that人，物主，宾练习题：1. 确定先行词是人/物2. 定
4、语从句中缺什么成分1. Let me tell you the accident happened to him in the United States.2. A housing bubble is an economic situation occurs when house prices rise much too fast.3. He will never forget the people and things he met during the war.4. The smallproblems wemeetwithinour dailylifemay be inspirations
5、 for great invention.5. I like a room window face the sea.6. I cannot recognize the person I met five years ago.7. I know a foreigner _ is from South Africa.8. English is a language _is easy to learn.9. There are some people _faces you can never forget.10. I have a friend likes listening to classica
6、l music.11. Yesterday Emily was wearing the new dress I gave her.12. The man leg broke in a match used to be a football player.13. My parents live in a house is more than 100 years old.14. Kevin is reading a book is too difficult for him.15. Is there anything you want to buy in the town.16. All we c
7、an do is to study hard.17. The first one stands up is a little boy.18. The person you should write to is Mr. Ball.19. The runner you are asking about is over there.20. The girl you are looking for is in the classroom.21. The meeting we shall take part in will be held in a hotel.22. The factory I wor
8、ked in for over two years has been closed.23. The airport is 30 kilometers away is the only one in the city24. The person won the race was a woman from Si chuan.1.这就是救了那个孩子命的医生.2.正在跑步的那个人是我的叔叔.32学科网（北京）股份有限公司 定从只能用that 的情况： 口诀：“程序问题最多”1. 程度词 all, every, much some, little a little, few, a few only ve
9、ry no any Everyone , someone, everything, anything,.等不定代词2. 序数词 第一第二第三 3. 主句是疑问句 ， 用which和who 提问的后面为了避免重复使用thateg：Which is the bike_ you lost?Eg: Who is the boy _won the gold medal.4. 最高级 5. 先行词多，即有人又有物eg：They are talking about the teachers and students _they have just visited. 二定语从句关系副词的用法例句：This i
10、s the place where I was born. I will never forget the day when I first met him. Can you tell me the reason why you lied to me?关系词先行词成分例句关系副词where地点地点状语1. This is the place where we used to play when we were young.2. The Greens lives in a city where there are many cultural relics.when时间时间状语3. There w
11、as a time when women were not allowed to work.4. The days when we use “foreign oil” are gone forever.why原因原因状语5. Do you know the reason why he is so upset?6. This is the reason why he was late? 练习题：1. 将先行词代入从句进行分析 2. 填入合适的介词1. I was in Beijing on the day _ he arrived.2. The office _he works is on th
12、e third floor.3. This is the chief reason _ we did it.4. The dictionary is the best place _ you can find the exact meaning of the words.5. America is the country _I was born.6. This is the film _director used real actors instead of toys.7. Never lose the time _you should make use.8. Mr. Ma is the pe
13、rson _whom we learned how to write with brushes.9. Over 17 million people visited the museum in 2018, of _40 present were under 30 years old.10. He cant remember the age _which he met his wife.三非限制性定语从句 vs限制性定语从句l 限制性定语从句 I like girls who are beautiful. 东西多，要限制范围l 非限制性定语从句 This is my friend, Morty,
14、who is a good guy. 东西少且唯一， 要补充说明非限制性定语从句的特点：1. 与限制性的含义不同2. 没有that 不能用that that 这个词不喜欢“，”和介词3. 逗号分开4. 可以修饰一整句话eg：Human are destroying nature day by day, _will cause punishment sooner or later.练习：1. There will be a 20 minutes break during the performance, _ people can go to the restroom and buy some food.2. This years Children party, _ some parents were invited to was a great success.3. We went camping last Sunday. Unfortunately, the day,_began brightly, ended with a heavy rain.
