问题

It’s already 10 o’clock. I wonder how it____that she was 3 hours late on such a short trip.

A:could
B:came out
C:came up
D:came about

正确答案是：

同类题型

下列各句中没有语病的一句是（）

Everybody knows that the sun ____ in the east.

I _____ to bed when the telephone rang

He will take up _______ ones if he has a lot of different tasks to choose from.[ ]

_____ told to stop, the excited children kept on talking in class.[ ]