1. 用所给词的适当形式填空

1. （1） I'm sorry to hear that your little dog is (die).
   

3. （2） If you don't listen to me, you'll have to be (punish) by your parents.

5. （3） There are a lot of (spider) in the old room.

7. （4） Don't (treat) the boy as a child. He is a student in the middle school now.

9. （5） His father isn't a (business). He is a worker.