—Excuse me, visiting hours are over．It' s time for you to leave．—I' m sorry, I didn't know the time or I ______ earlier．

—What does the sign over there read?—"No person_______ smoke or carry a lighted cigarette, cigar or pipe in this area．"

Without the timely aid from different provinces, the affected people in those areas ________ the difficulty.

--- Ought we _____ clean the class room today?--- Yes, you _____.

 —What’s the matter with you ?                   —Oh, I’m not feeling well in the stomach . I ______so much fried fish just now .