问题

Mr. Smith left ____ the morning of October first. [ ]
A: at
B: in
C: on
D:about
B: in
C: on
D:about
正确答案是:
同类题型
You’d better ____ football in the street.
Harry Potter is an____book for children, but my cousin doesn’t seem at all_____in it.
Basketball is so popular a game in the world that ______ people play it for fun and exercise.
I wonder if it is going to rain this Sunday.-If it _______ ,I’Il have to stay at home.[ ]