题目：
用所给词的适当形式填空。
1. My uncle lives on the __________ (nine) floor.
2. Amy is _________ (interest) in animals now.
3. Panda is a kind of __________ (love) animal. I like it very much.
4. We can work out the problem __________ (easy) in this way.
5. These frogs are __________ (poison).
6. You have to wait for him __________ (help) you.
7. That's the __________ (weigh) of about six elephants.
8. I _________ (buy) a new bike for my daughter yesterday.
9. We _________ (be) there at 9 a.m. tomorrow.
10. You can see the wonderful Chinese _________ (paint) in the museum.
答案：
1. ninth 2. interested 3. lovely 4. easily 5. poisonous
6. to help 7. weight 8. bought 9. will be 10. painting
