1. The classroom______________(clean) before the teacher came.

2. He said that the novel______________(translate) into Chinese by him.

3. He did what he______________(tell) to.

4. I remembered that the book______________(leave) in the room.

5. —Do you know where Lucy is?

—She said she______________(meet) her aunt when I met her just now.

6. He said that his bike_________(steal) and he_________(will) have to telephone the police.

7. His father told me that he______________(leave) for the United States three days before.

8. The students______________(write) busily when Miss Brown went to get a book she______________(leave) in the office.

9. The physics teacher said light______________(travel) faster than sound.

10. She didn't go to bed until her homework____________(finish) yesterday.