A. which B. that C. it D. of whom

16. The Amazon(亚马逊河), ______ lies in the Andes(安第斯山脉) is the world's longest river.

A. its source B. which source C. whose source D. the source of it

17. The reason ______ I can't come is _______ I have to work late.

A. for, why B. why, because C. because, that D. why, that

18. Who is that man _____ is telling the children a story?

A. who B. whom C. that D. whoever

19. She tells us that Lao Wang is a person _______ we can learn a lot.

A. whom B. that C. from whom D. about whom

20. Is this the factory _____ you worked five years ago?

A. in which B. in where C. in that D. that

二、用适当的关系代词填空

1. Do you like the present _______ I bought you yesterday?

2. The storybook _______ was written by his uncle is quite interesting.

3. The boy _______ computer doesn't work well needs your help.

4. This is the best movie _______ we have seen this year.

5. The doctor _______ we met in the street is from America.

6. The passengers and the suitcases _______ were in the waiting room had to wait for another plane.

7. Who is the girl _______ you want to make friends with?

8. This is the last lesson _______ Mr. Smith taught us.

9. I, _____ am your friend, will help you out.

10. The building ___________ wall is white is my uncle's house.

11. The boy _______ John spoke with is my brother.

12. Will you please lend me the very picture _________ you bought yesterday?

13. The students ________ the teacher praised at the class meeting is our monitor.

14. The season _________ comes after spring is summer.

15. This is the first museum __________ we visited last Saturday.

16. The girl ________ leg was broken in the earthquake was taken to the hospital.

I found some photos of interesting places _________ were not far away from our city.