*20.I'll never understand how it _____ that you were an hour late on such a short journey.
问题描述：
*20.I'll never understand how it _____ that you were an hour late on such a short journey.
A.came across B.came about C.came into D.came along
翻译包括选项,并详细分析.
答
B
我很不理解如此短途你怎会迟到一小时
it 形式主语,代替后面that从句
我不理解这种情况怎会发生—如此短途你会迟来一小时?
come across偶遇
come about 发生
come into 进入
come along 陪伴