用所给词的适当形式填空。
1. We are going to have great fun _____ (sing) this song.
2. Would you like something _____ (eat)?
3. There _____ (be) a desk and three chairs.
4. Listen! Who _____ (cry)?
5. _____ (not come) late again. Tom.
6. Nothing _____ (happen) yesterday.
7. Who _____ (not be ) here yesterday?
8. It takes me 20 minutes _____ (wash) my shoes.
9. He keeps a diary _____ (remember) things.
10. _____ (do) eye-exercises is good for your eyes.
