1.(　　 ) ----Look! What's that in the sky ?

　　　 ----Oh, it's_____________UFO_.

　　　　 A. an.　　 B. the.　 C.a.　 D. /.

10. After reading the storybook ,I find it very____________.

9.The postcards belong to Tom and Daniel's, they are ___________.

8. This kind of frog is poisonous enough ___________ about2,200 people.

7. My little sister is fond of _________________ after her baby cat.

6. Neighbours were ____________to find the old man dead in his bedroom.

5. After you tell me about your school ,I know __________about it.

4. Elephants and whales are the largest ___________animals on land.

3.There is no plant life ___________air or water.

2.Lily is a good girl ,she always listens to her teacher __________in class .