1. I had to come home before 8:00 p.m.

2. I didn't have to speak English.

3. I had to tidy my room.

4. I couldn't watch TV late.

5. I couldn't play basketball.

6. I didn't have to do shopping.

7. I could go cycling.

8. I didn't have to use the computer.

9. I had to wash up.

10. I had to do homework.

11.I could feed my pet.

12. I didn't have to babysit.

13. I could read books.