—Waiter, what about my coffee? I for over 10 minutes.
—Sorry, sir. It will just be a moment
A. am waiting
B. was waiting
C. had waited
D. have been waiting
网友回答
A. am waiting
B. was waiting
C. had waited
(答案→)D. have been waiting
解析：本题考查时态。根据句意可知“我等了十分钟了”。这个动作发生在过去并且一直延续到现在，故用现在完成进行时。句意：服务员，我的咖啡怎么样了？我都等了超过10分钟了。——对不起，先生。一会儿就好。