1. Whom ( thay thế cho Object )
2. Where ( thay thế cho từ chỉ nơi chốn )
3. Who ( thay thế cho từ chỉ người )
4. Who
5. Which ( thay thế cho vật )
6. Which
7. Which
8. Where ( thay thế cho chỉ nơi chốn )
9. Who
10. Which
11. Which
12. When( thay thế cho chỉ thời gian)
13. Which
14. Who
15. Where
16. Where
17. Which
18. Who
19. Which
20. Who
II.
1. I have a class which begins at 8.00am.
2. I don't know the man who is talking to Rita.
3. I know the man whose bicycle was stolen
4. On my mom's birthday my Dad gave her roses which were very sweet and beautiful.
5. I don’t know the woman who is standing over there
6. I don't know the man whose son died in the water.
7. I like reading books which tell about different people and their cultures.
8. I like reading books whom tell about different people and their cultures.
9. Tomorrow I'll go to the airport to meet my friends who come to stay with us during the Cristmas. 10. We often go to the town culture house which always opens on public holidays