8. When we got to his house, he ______________ of the room.

7. He has been asleep ______________ last night.

6. To our joy, my father ________________ smoking.

5. Li Lei _________________ in swimming than us.

4. Sorry, I forgot ____________ the books.

3. Thanks for ________________________ protecting the environment.

2. I haven’t decided how to do it next, I ____________ it now.

1. We haven’t ____________ his name because we haven’t seen each other for ten years.

10. We should be confident in ourselves, we shouldn’t be afraid of any _________.

　B.

9. By the ___________ century, our country had been open up to the world for twenty years.