问题

We are leaving for Beijing _____ the morning of August 12th.[ ]
A: in
B: on
C: at
D:for
B: on
C: at
D:for
正确答案是:
同类题型
Not only ________ their own ideas on the matter,but ________ theirs .
The head teacher with his students ____ the park if it __________tomorrow.
It is reported that two schools, ___ ___ are being built in my hometown, will open next year.
__________, we’d bought a city map. We may get lost without it.