.After staying in hospital for long, the patient was advised to go to the seaside to his health.
--- Have you _______ some new ideas?--- Yeah. I’ll tell you later. (2007 ‘江苏)
--- Where did you get to know her?--- It was on the farm _______ we worked.
The performance _______ nearly three hours, but few people left the theatre early. (2008 .全国 I )
-Robert is indeed a wise man-Oh, yes. How often I have regretted_______ his advice! (2007.安徽)
As a student, you must _______ your teachers.