用所给词的适当形式填空。
1. I don't know where I _____________ (will) be in 2020.
2. They are going to _____________ (has) classes.
3. No _____________ (smoke).
4. _____________ (tell) us the rules of the competition.
5. There are _____________ (many) bicycles than cars in the world.
6. Your grandma _____________ (have) to take this medicine at once.
7. The doctor says Matt's ankle is _____________ (break).
8. Tom hates _____________ (shop).
9. I hope it is _____________ (sun) tomorrow.
10. If your foot or leg is hurt _____________ (bad), don't walk.