7. To my surprise, the boy w　　 his dog back.

6. I was told that the p　　 for airmail is 50 cents.

5. He treated us a big meal after l　　 a good job.

4. At the sight of the fierce dog, I stood there q　　 with fear.

3. She 　　　(点头) to me in a friendly fashion when passing by.

2. There's no e　　 for that sort of behavior.

1．He thought the time was 　　　(恰当的)to let his intentions be known.