介词和关系代词的专题练习

　　介词、介系词(英语：adposition)在语法里是一个用来表现一个字的文法功能的词汇或字缀。　而关系代词用来引导定语从句。它代表先行词，同时在从句中作一定的句子成分。关系代词有主格，宾格和属格之分，并有指人与指物之分。下面整理下关于介词和关系代词的专题练习：

　　一、句型转换(每空限填一词)：

　　1. They live in a house, whose windows are made of glass.

　　They live in a house, ________ ________ ________ ________ are made of glass.

　　2. He has two daughters, and both of them are college students.

　　He has two daughters, ________ ________ ________ are college students.

　　3. China has hundreds of islands, the largest of which is Tai Wan.

　　China has hundreds of islands, ________ ________ the largest is Tai Wan.

　　4. Can you think of a situation where this word is used?

　　Can you think of a situation ________ ________ this word is used?

　　5. China has a lot of famous writers and Lu Xun is one of them.

　　China has a lot of famous writers, one ________ ________ is Lu Xun.

　　6. This was the real reason why he was late for yesterday's meeting.

　　This was the real reason ________ ________ he was late for yesterday's meeting.

　　7. Can you tell me the way that the machine works?

　　Can you tell me the way ________ ________ the machine works?

　　8. This kind of colorless gas is called oxygen. We can't live without it.

　　This kind of colorless gas ________ ________ we can't live is called oxygen.

　　9. The person you should send this letter to is Mr. Ball.

　　The person ________ ________ you should send this letter is Mr. Ball.

　　10. There was a time in history when black slaves could be bought and sold in America.

　　There was a time in history ________ ________ black slaves could be bought and sold in America.

　　二、根据句意填入空白处相应的介词+关系代词：

　　1. The clever boy made a hole in the wall, ________ he could see what was happening inside the house.

　　2. The age ________ children can go to school is seven.

　　3. Do you know the building ________ is flying a red flag.

　　4. The dog, ________ she used to be afraid, is her favourite animal now.

　　5. In the office I never seem to have time until after 5:30 p.m. ________ time many people have gone home.

　　6. The speed ________ Tom drives his car is too high.

　　7. Tom is the boy ________ I went to the cinema together.

　　8. The stories about Lei Feng, ________ this is one example, are well written.

　　9. The two things ________ Marx was not too sure were grammar and some of idoms.

　　Key:

　　一、1. the windows of which 2. both of whom 3. of which 4. in which 5. of whom 6. for which 7. in which 8. without which 9. to whom 10. during which

　　二、1. through which 2. at which 3. over which 4. of which 5. by which 6. at which 7. with whom 8. of which 9. about/of which