国家开放大学 / 管理英语4
— The trip ought not to take more than an hour.
— _ _ _ _ _ _ _ _ _ _ _ _ . It is at least two hours.
A. I guess so
B. You must be joking
C. It depends
— _ _ _ _ _ _ _ _ _ _ _ _ . It is at least two hours.
A. I guess so
B. You must be joking
C. It depends
参考答案：
佳题速递：