--- Nancy, can I take a look at the note you took for last period, please?
--- I’m sorry, I something else then. I’ll make it up right away.
A. did
B. was doing
C. had done
D. have done
网友回答
A. did
(答案→)B. was doing
C. had done
D. have done
解析：句意：--- Nancy,我能看看你前一段做的笔记吗？--- 很抱歉，当时我在做别的事情。我现在马上补上。当时在做的事，用过去进行时。故选B。
考点: 考查动词时态的用法。