II
1. A
2. D
3. A
4. D
5. B
III
1.He met many friends who encouraged him in his work.
2. He often tells me about his village, where he was born.
3. Can you understand the question which he asked toy last time?
4. The man whose son we play with every day is an architect.
5. The city where we spend our vacation was very beautiful.
6. The young man who is Ba's brother, is talking to our teacher.
7. Ba who has won the first prize, is my friend.
8. I moved to a new school which English is taught by native teachers there.
9. Halong Bay which consists of hundreds of beautiful islands, is the world's heritage
10. The cat whose tail is long, doesn't belong to me.