1. He worked for a woman who used to be an artist. ( sử dụng từ nối who) -dùng cho con người
2. They called a doctor who lived nearby. ( sử dụng từ nối who)-dùng cho con người
3. I wrote an email to my sister who lives in Italy. ( sử dụng từ nối who)-dùng cho con người
4. Linh liked the waiter who was very friendly. ( sử dụng từ nối who)-dùng cho con người
5. We broke a car which belonged to my uncle. (sử dụng từ nối which)-dùng cho đồ vật
6. Ba dropped a cup which was new.(sử dụng từ nối which)-dùng cho đồ vật
7. Nam loves books which have happy ending.(sử dụng từ nối which)-dùng cho đồ vật

2. They called a doctor who lived nearby.

3. I wrote an email to my sister who lives in Italy.

4. Linh liked the waiter who was very friendly.

5. We broke a car that belonged to my uncle.

6. Ba dropped a cup which was new.

7. Nam loves books that have happy endings.