I will never understand how it that you were an hour late on such a short journey.A. came

问题补充：

I will never understand how it that you were an hour late on such a short journey.

A. came about

B. came across

C. came out

D. came up with

答案：

(答案→)A. came about

B. came across

C. came out

D. came up with

解析：句意，我永远也不会明白，这么短的路程，你居然迟到了一小时，这是怎么发生的。came about发生 came across偶然遇到 came out出版 came up with提出，根据题意，故选A。