问题补充:
---- John, you look worried. Anything wrong?
---- Well, I a test and I’m waiting for the result.
A. will take
B. took
C. had taken
D. take
答案:
A. will take
(答案→)B. took
C. had taken
D. take
解析:句意:--约翰,你看起来很担心,出了什么事,---我参加了一个考试,我正在等结果。从I’m waiting for the result.可知是过去参加了考试,现在正在 等结果,用一般过去时,选B。