13. He pretended ____ me when he passed by.　 A. not see　 B. not to see　 C. don’t see 　　 　

12. We don’t have any paper. Please don’t _________.

　　　　 A. use up it　　　　　 B. use them up　　　 　　　　 C. use it up

11. ---Where’s my watch? I can’t find it anywhere.

---It ____ in your bag or under these books.　 A. might be　 B. must be　 C. mustn’t be　

10. Look at the picture. It might be a girl _______ down from the tree.

　　　　　　　 A. jumping　　 　　　　　　 B. jump　 　　　　　　　　　　 C. to jump　　　

9. Our P.E teacher is swimming. He _______ swimming for exercise.

　　　　　　　 A. can’t　 　　　　　　　　　　 B. might 　　　　　　　　　　 　　C. must be

7. Some of her best loved photos are _______ display in this exhibition.

　A. on　　 B. in　　 C. at　　　 D. about (　　　 ) 8. Did you _____ the noise outside the house last night? A. listen to　 B. hear　 C. heard

6. I _____ singing to dancing.　 　A. like　 B. enjoy　 C. love　 D. prefer

5. Alex wasn’t at home yesterday. He might be _____ his dentist appointment.

　　　　　　　 A. in 　　　　　　　　　　　　　 B. at 　　　　　　　　　　　　　 C. for

4. Don’t be ________ about your mother. She is better now.

　　　 　　 A. worry 　　　 　B. worrying　 　 C. worried

3. The old man can’t walk _________ his bad leg.

A. because of　　　　 B. because　　 　 C. because for