问题

Let’s go to bed. It’s ______nine thirty. [ ]
A: at
B: in
C: on
D:about
B: in
C: on
D:about
正确答案是:
同类题型
Rose told her father that she wanted a new bike.
My mother _________lots of things and took the subway back home yesterday.
They are quiet, aren’t they? –Yes. They are accustomed ______ at meals.
Excuse me, where is Mr Brown’s office?—Sorry, I don’t know. I ______ here for only a few days.
With the improvement of people’s living conditions, most mothers _______ in hospitals.