六、选择下列动词填空，词形要作必要的变动：

break, do , come, excite, help, keep, know, mean, use, worry, hold

1. He the answer, didn't he?

2. I can't get the work in to time.

3. "Did you find the story ?" Of course I did. You know I finished it at a sitting. "

4. Tell me what is by the expressions at a sitting.

5. Mother is because my sister hasn't come back yet.

6. The weather in this part of the country isn't really nice , but I'm to it now.

7. Sorry to have you waiting.

8. While I was walking in the street yesterday, I across Xiao Ma whom I hadn't seen for years.

9. Don't you see the glass is ?

10. The meeting in the Great Hall of the People last week was a great success.