can we get to the airport? The plane to Guangzhou takes off at 3:00 p.m.
—Don’t worry. We will be there in ten minutes.
A. How long
B. How soon
C. How fast
D. How often
网友回答
A. How long
(答案→)B. How soon
C. How fast
D. How often
解析：根据答语in ten minutes“十分钟后”可知，应该用How soon“多久”来提问。How long“多长时间”，一般用for或since来回答；How fast“多快”是提问速度的；How often“多久一次”是提问频率的。所以本题选B。