参考答案如下:
1. What do you do with those other eight hours.
2. What puzzles me is why they didn't show up.
3. Oh God, why must you take Juliet away from me?
4. On Sundays we used to go back to help out in our factories.
5. The children have to go back to school next week.
6. Can I go back to what you said at the beginning of the meeting?
7. Hans used to be my chief engineer at the Ford Division.
8. Goodbye for now.