用所给单词及其正确形式填空。
1. — Where is Jim now?
— He ____ (water) some flowers in the garden.
2. — What's your plan for the coming holiday?
— I ____ (visit) Beijing if possible.
3. They _____ (talk) about the TV play when I came into the room yesterday.
4. The medicine must ____ (keep) away from children.
5. I'm a little weak in physics. But my uncle is too busy _____ (help) me.
6. It ____ (be) two months since we met last time.
7. There _____ (be) a class meeting after class this afternoon, isn't there?
8. You don't need ____ (copy) the new words now.
9. Don't move unless you ____ (tell) to.
10. I happened ____ (meet) Mary's friend in the street yesterday.
