I. Choose the best answer: 1. The knife (with that/ with which/ which/ that) we cut bread is very sharp. 2. Vungtau, (which/ that/ where/ which or that) attracts many tourists every year, is my hometown. 3. The teacher wanted to know the reason (which/ that/ why/ whom) he was absent yesterday. 4. The man (who/ that/ which/ whose) she works with is very kind. 5. Florida, (which/ where/ that/ who) is known as the Sunshine state, attracts many tourists every year. 6. Friends are people ( who is/ who are/ whom are/ whom is) close to us 7. Ted always talks about her husband ( who/ whom/ that/ whose) I have never met 8. she wanted to become a manager, (which/ that/ who/ of which) made us very surprised 9. The chemistry book ( that I bought it/ which I bought it/ I bought that/ which I bought) was a little expensive 10. I am standing at the window ( in which/ where/ at which/ on which) I can see the lake 11. He came from a town (which/ where/ on which/ in which) was very famous for its flowers 12. He wanted to travel abroad (that/ which/ who/ where) made us surprised.

Cách làm:
- Đọc kỹ câu hỏi và nhìn vào câu hỏi để xác định từ loại cần điền.
- Xác định từ loại hoặc cụm từ phù hợp với không gian trống trong câu hỏi.
- Chọn đáp án thích hợp nhất.
- Đọc lại câu trả lời để đảm bảo câu hoàn chỉnh và không mắc lỗi ngữ pháp.

Câu trả lời cho câu hỏi trên:
1. The knife with which we cut bread is very sharp.
2. Vungtau, which attracts many tourists every year, is my hometown.
3. The teacher wanted to know the reason why he was absent yesterday.
4. The man who she works with is very kind.
5. Florida, which is known as the Sunshine state, attracts many tourists every year.
6. Friends are people who are close to us.
7. Ted always talks about her husband whom I have never met.
8. She wanted to become a manager, which made us very surprised.
9. The chemistry book which I bought was a little expensive.
10. I am standing at the window through which I can see the lake.
11. He came from a town where was very famous for its flowers.
12. He wanted to travel abroad, which made us surprised.

5. Florida, which is known as the Sunshine state, attracts many tourists every year.

4. The man who she works with is very kind.

3. The teacher wanted to know the reason why he was absent yesterday.

2. Vungtau, which attracts many tourists every year, is my hometown.