【题目】---Kevin, you look worried. Anything wrong?
---Well, I a test and I’m waiting for the result．
A. am taking B. took
C. had taken D. take
在线课程【答案】B
【解析】B。解析：句意：根据I’m waiting for the result.可知参加考试是发生在过去的事情。句意：--kevin,你看起来很担心，怎么了？--我参加了一次考试，现在正在等结果。