There be any difficulty about passing the road test since you have practised a lot in the

问题补充：

There be any difficulty about passing the road test since you have practised a lot in the driving school.

A. mustn

B. shan

C. shouldn

D. needn

答案：

A. mustn

B. shan

(答案→)C. shouldn

D. needn

解析：

根据经验或惯例对某一情况进行推测，用should或ought to，常译成“按理应该……”或“可能会……”。shouldn 是其否定形式。