根据所给词的适当形式填空。

1. He tried many times and finally he ________. (success)

2. The job of the volunteer is ________ (help) the people in need.

3. The ________ (humour) story made all of us laugh.

4. They are different in ________. (appear)

5. You should ________ (give) the money because you work so hard.

6. The people don't want any wars. They wish to live ________. (peace)

7. The Smiths ________ (be) in China for several years.

8. The radio says it is much ________ today than it was yesterday. (wind)

9. Here are the ________ (run) names. Do you know them?

10. Tom decided to buy some flowers as a gift for his mother's ________ birthday. (four)