There be any difficulty about winning the speech contest now that you’re well prepared f

问题补充：

There be any difficulty about winning the speech contest now that you’re well prepared for it.

A. mustn’t

B. shan’t

C. shouldn’t

D. needn’t

答案：

A. mustn’t

B. shan’t

(答案→)C. shouldn’t

D. needn’t

解析：考查情态动词。shouldn’t表示推测，语气弱于must,这一点可由“now that you’re well prepared for it.”推知。