问题补充:
----Why ? Where’s the key to the meeting room?
----Dear me! You it in the taxi!
A. had never left
B. didn’t leave
C. never left
D. haven’t left
答案:
A. had never left
B. didn’t leave
(答案→)C. never left
D. haven’t left
解析:never left表示一个事实,并非表示动作(一贯的事情)