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
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A解析试题分析：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。考点：词组辨析点评：解答这类题目，关键是理解题干意思以及各选项词组的意思，可以像数学中的代入法一样，依次把各个选项意思放入句子中进行比较，不难选出正确