简述 一、关系代词that,which,who,whom引导限制 性定语从句，在从句中作主语或宾语
例句： 例句： I saw the boy who lost his book. Did you see the mail that/which came yesterday? We found the old ship under the sea that we had talked about the year before. They helped the girl whom they found in the street. 比较： 比较： I saw the boy. He lost his book. Did you see the mail? The mail came yesterday. We found the old ship under the sea. We had talked about it the year before. They helped the girl. They found her in the street.
Exercises:用that,which,who,whom合并下面各句中的简单
句，使其成为含有限制性定语从句的复合句。
1. 2. 3.
I bought a new hat. It cost me 80,000 yuan. I bought a new hat which/that cost me 80,000 yuan What has happened to the radio? It was on my bed. What has happened to the radio which/that was on my bed? He is the man. You should know him. He is the man (whom) you should know.
Exercises
That is the reason. He did’t turn up for that reason. That is the reason why he didn’t turn up. The school is quite big. I taught in that school ten years ago. The school where I taught ten years ago is quite big. April 1st ,2001is the time. The mid-air collision took place over the Chinese sea. April 1st,2001 is the time when the mid-air collision took place over the Chinese sea. I don’t know the reason. She cried for that reason. I don’t know the reason why she cried. You can’t swim in the sea. There are a lot of sharks in the sea. You can’t swim in the sea where there are a lot of sharks.
关系代词前介词的确定
1.根据从句中动词与先行词的逻辑关系，请体会： 1.根据从句中动词与先行词的逻辑关系，请体会： 根据从句中动词与先行词的逻辑关系 e.g. Is that the newspaper for which you often write articles? 2. 根据从句中动词或形容词的习惯搭配，如： 根据从句中动词或形容词的习惯搭配， e.g. Can you explain to me how to use these idioms about which I’m not sure. 3. 根据先行词与介词的搭配习惯，请体会： 根据先行词与介词的搭配习惯，请体会： e.g. 1949 was the year in which the P.R.C. was founded.
简述二、where,when,why所引导的限制性定语从 句
例句： 例句：The machinery factory where I worked 20 years ago is going to close down. I still remember the time when we were very poor. I will never forget the years when I was a worker in this car factory. Tell me the reason why he was killed. 比较： 比较：The machinery factory is going to close down. I worked in the factory 20 years ago. I still remember that time. We were very poor at that time. I will never forget those days. I was a worker in this car factory in those years. Tell me the reason. He was killed for that reason.
考点一：that和 考点一：that和which
3. 先行词被 先行词被the only，the very，the last 修饰时， 修饰时， ， ， 用that。 。 e.g. He is the only person that I want to see now. 先行词同时指人和指物时， that。 4. 先行词同时指人和指物时，用that。 e.g. We talked about the things and persons that we saw then. 定语从句内容为解释名词的性质、概念时， 5. 定语从句内容为解释名词的性质、概念时， 需用that that。 需用that。 e.g. A plane is a machine that can fly.
考点三：介词+关系代词 考点三：介词+
**** “of + which/whom”可用来限定名词、代词、 可用来限定名词、 可用来限定名词 代词、 分数词、数词等。 分数词、数词等。 e.g. 1. In the dark street, there wasn’t a single person D ____________ she could turn for help. A. that B. who C. from whom D. to whom 2. He paid the boy $10 for washing the windows, most of ________ hadn’t been cleaned for at least D a year. A. these B. those C. that D. which
考点一：that和 考点一：that和which
以下情况，引导词用 以下情况，引导词用that，不用 ，不用which。 1. 先行词为不定代词 先行词为不定代词everything，little，much， ， ， ， all，anything，nothing等。 ， ， 等 e.g. Finally, the thief handed everything that he had stolen. 2. 先行词前有形容词最高级、序数词修饰时，用 先行词前有形容词最高级、序数词修饰时，at) I’ve ever read.
关系代词前介词的确定
4.非限制性定语从句中， 4.非限制性定语从句中，要表示先行 非限制性定语从句中 词的一部分时，可用“数词/ 词的一部分时，可用“数词/代词 + 关系代词”的结构， of + 关系代词”的结构，如：
Have a try
指出关系代词（副词）在定语从句中的成份：
1.The man who came to our school is Mr. Wang. ( 主语 ) 2.The girl (whom) I met is Lucy. ( 宾语 ) 3.The child whose parents are dead is called Tom. ( 定语 ) 4.I like the book (which) you bought yesterday. ( 宾语 )
4. They are the people. They offered Sue a job. They are the people who offered Sue a job. 5. Their door has now been repaired.It was broken. Their door which/that was broken has now been repaired.
Have a try
5. His parents wouldn’t let him marry anyone whose family was poor. ( 定语 ) 6. I like the person to whom you just talked. ( 介宾 ) 7. We shall never forget the days (that) we spent together. ( ) 宾语 8. We shall never forget the days when we lived together. ( 状语 )
简述三、非限制性定语从句
引导词：who, whom, whose, which, when, where 例句： Inversion, who is a member of the Lakes, played beautifully during the important game. Mr Smith, whom I’ve long been looking for, is here in China, is a good friend of mine. The American EP-3 spy plane, whose engine failed after the collision, landed in Hainan. April1st, which is called April Fool’s Day, is approaching. My son was born in 1949,when China was liberated. He stayed in Abington, where there was a huge European atomic project.