问题

No one _______ the building without the permission of the policeman
A:is leaving
B:will be leaving
C:has left
D:is to leave
B:will be leaving
C:has left
D:is to leave
正确答案是:
同类题型
The sailor is ______ of his experiences, because he has been to about 30 countries.
It may not be a good idea. But before ____is put forward, we’ll make do with it.
In that case, there is nothing you can do ____ wait.
Parents,of course,will do everything they could to ________ their children from harm.[ ]