1. He __________ back a month ago. (come)

　　2. My mother often tells me __________ in bed. (not read)

　　3. I must take it back the day after tomorrow. You can only __________ it for 24 hours. (keep)

　　4. Why have you kept me __________ here for so long a time? (wait)

　　5. Please come to our meeting if you __________ free tomorrow. (be)

　　6. She __________ to the Great Wall several times. (go)

　　7. In his letter, he said that he __________ us very much. (miss)

　　8. The film __________ for nearly fifteen minutes when I got to the cinema. (be)

　　9. He said he became __________ in physics. (interest)

　　10. This film is worth __________. (see)

　　11. He went to school instead of __________ home. (go)

　　12. In the old days it was difficult for the poor to __________ a job. ( find)