问题补充:
I’ll never understand how it that you were late three times a week.
A. came about
B. came out
C. came across
D. came up
答案:
(答案→)A. came about
B. came out
C. came across
D. came up
解析:考查短语辨析。came about 发生,came out 开花,came across 偶然发现,came up 提出,句意:我根本不理解你一周迟到三次这是怎么发生的。