It`s already 10 o`clock. I wonder how itthat she was two hours late on such a short trip.A

问题补充：

It`s already 10 o`clock. I wonder how itthat she was two hours late on such a short trip.

A. came over

B. came out

C. came about

D. came up

答案：

A. came over

B. came out

(答案→)C. came about

D. came up

解析：句意，现在已经10点了。我想知道这么短的路途她居然迟到了两个小时，这是怎么发生的。came over顺便来访came out出版 came about发生 came up 发芽，根据题意，故选C。