=>

A/

1. or
2. but
3. and

4. but
5. or
6. so
7. so
8. and
9. so
10. but

B/
1. Thi was afraid of high waves. Therefore, she hated going to the beach.
2. I love animals. However, I am not ready for a pet yet.
3. I began to get furious and about to fight. Therefore, my friends rushed and held me tight.
4. I put a coin in the slot machine to get a coke. However, all I got was an empty cup.
5. Because the parking lot was full, we missed the first ten minutes of the film.
6. I love to wander through park because I enjoy the early morning fresh air.
7. Because the baby didn't stop crying , all the passengers on the bus looked at the mother angrily.
8. Some people like to talk. However, Tien just wants to watch TV.

C/
1. correct
2. However -> Because
3. But -> However,
4. So -> Therefore,
5. correct
6. so -> ,so
7. Therefore -> Because
8. however -> because
9. therefore -> ;therefore,
10. Correct

A,

1. or

2. but

3. and

B,

1. Thi hated going to the beach because she was afraid of high waves.

2. I love animals; however, I am not ready for a pet yet.

3. I began to get furious and about to fight, therefore, my friends rushed and held me tight.

4. I put a coin in the slot machine to get a coke; however, all I got was an empty cup.

5. We missed the first ten minutes of the film because the parking lot was full.

6. I love to wander through the park because I enjoy the early morning fresh air.

7. All the passengers on the bus looked at the mother angrily because the baby didn't stop crying.

8. Some people like to talk; however, Tien just wants to watch TV.

C, 

2,7,8: chuyển thành 'Because'

Những câu còn lại là đúng nên không cần chuyển.