资源资源简介：

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. (保存)　　

　　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. (goes)　　

　　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)