用所给词的适当形式完成句子。

1.—Can you help kids with  ________ (dance)? —Yes, I can.

2. They want ________ (join) the baseball club.

3. Can you ________ (sing)?

4. The girl likes music.She wants to be a ________ (music).

5. Do you want to join the ________ (swim) club?

6. Are you good with ________ (kid), Jim?

7. I can play the trumpet but I can't play it ________ (good).