1. I had translated the text before the bell.
2. She had done her lessons by the evening.
3. He had cleaned his room by five o'clock.
4. We had spoken to him before the meeting.
5. Mother had cooked dinner by seven o'clock.
6. Her son hadn't done the home task by nine o'clock.
7. She hadn't made a dress before party.
8. What had they done by three o'clock?
9. Who hadn't written the exercise before the bell?
10. Why hadn't you swept the floor before you mother's coming?
11. Hadn't your child gone to bed by ten o'clock?
12. Had you reached your house before the sunset?
13. Had they received the telegram by that time?
14. Why hadn't they had lunch by twelve o'clock?
15. We had had dinner by eight o'clock.