f.主句是there be 结构，修饰主语的定语从句用that，而不用which.例如：

　　There is a book on the desk that belongs to Tom.

　　桌子上那本书是汤姆的。

　　(5)关系词只能用which，而不用that 的情况：

　　a.先行词为that， those时，用which， 而不用that.例如：

　　What’s that which is under the desk?

　　在桌子底下的那些东西是什么?

　　b.关系代词前有介词时，一般用which，而不用that.例如：

　　This is the room in which he lives. 这是他居住的房间。

　　c.引导非限制性定语从句，用which，而不用that.例如：

　　Tom came back， which made us happy.

　　汤姆回来了，这使我们很高兴。

　　五、关系副词的用法

　　(1)when指时间，其先行词表示时间，在句中作时间状语。例如：

　　This was the time when he arrived.这是他到达的时间。

　　(2)where指地点，其先行词表示地点，在句中作地点状语。例如：

　　This is place where he works.这是他工作的地点。

　　3)why 指原因，其先行词是原因，起原因状语作用。例如：

　　Nobody knows the reason why he is often late for school. 没人知道他为什么上学总迟到。

　　单项填空。

　　1. -Do you know the man ______is talking with your father?

　　-Yes， he’s our headmaster.

　　A. he B. who C. which D. whom

　　2. Is this the river _____I can swim?

　　A. which B. in which C. that D. the one

　　3. This is the best hotel in the city _____I know.

　　A. where B. which C. that D. it

　　4. Can you lend me the dictionary ______the other day?

　　A. that you bought B. you bought it

　　C. that you bought it D. which you bought it

　　5. Anyone ______with what I said may put up your hands.

　　A. which agrees B. who agree　C. who agrees D. which agree

　　6. My watch is not the only thing ______ is missing.

　　A. that B. it C. which who

　　7. The man ______coat is black is waiting at the gate

　　A. who’s B. whose C. that of which.

　　8. The girl ______ is reading under the tree _____my sister.

　　A. which; is B. whom; was C. who; is D. who; was

　　9. I love places ______the people are really friendly.

　　A. that B. which C. where D. who

　　10. The world ______ is made up of matter.

　　A. in that we live B. on which we live C. where we live in D. we live in

　　Ⅱ. 用适当的关系代词that， which， who， whom填空。

　　1. The first thing ______you must do is to have a meal.

　　2. April 1st is the day _____is called April Fool’s Day in the west.

　　3. The family _____had lost everything in a big fire got much help from their friends.

　　4. The house _____we live in is very old.

　　5. Didn’t you see the man ______I talked with just now?

　　1. A football fan(球迷) is _____ has a strong interest in football.

　　A. a thing that B. something that C. a person who D. what

　　3. Can you lend me the novel _____ the other day?

　　A. that you talked B. you talked about it C. which you talked with D. you talked about

　　5. They talked for about an hour of things and persons _____ they remembered in the school.

　　A. which B. that C. who D. whom

　　7. All the apples _____ fell down were eaten by the pigs.

　　A. that B. those C. which D. what