—The trip shouldn’t take more than an hour.
— .Tt is at least two hours.
A. I guess so
B. That’s it
C. You must be joking
D. It depends
网友回答
A. I guess so
B. That’s it
(答案→)C. You must be joking
D. It depends
解析：考查交际用语。A项意思是：我想是这样；B项意思是：就是它；C项意思是：你一定在开玩笑；D项意思是：看情况。题干中前一分句意思是：旅行不该超过一小时。而应答句的后一分句意思是：至少两小时了，根据情景选C。