问题

The accident happened a cold winter early morning.
A:in
B:at
C:on
D:for;
B:at
C:on
D:for;
正确答案是:
同类题型
He is such a lazy man _______ nobody wants to work with ______.
s lovely, kind and full of energy ________, Ican’t speak too highly of her
They lost their way in the forest, and ________ made matters worse was that night began to fall.
In those days ,books could only be produced one at atime _____________.