—I suppose all the students went to the museum this afternoon. —I’m afraid not. They went to the net bar instead.
-----Who has made a mess in my room? -----Who else it but your naughty son?
----- What is the price of petrol these days?-----Oh, it ______ sharply since last month.
As is recorded in history, silkworms (蚕) were first raised by a woman in _____ is today Hebei Province.
______ an hour in the morning and you will be looking for it during the rest of the day.
The phrase of the year 2011, "shang bu qi", ______ "too delicate to bear a blow", reveals the public's sensitivity to personal and social problems.