问题
选择题
Last night, I computer games when my mother came into my bedroom. You can't imagine how embarrassed I was then!
A. played B. was playing C. have played
答案
答案：B
考查动词的时态用法。根据句意，母亲进入我房间时，我在玩电脑游戏。后面的动作持续时间长，强调正在进行，用过去进行时：was playing。