－Are you coming to the English evening?－I’m not sure. I go to the concert instead.A. must

问题补充：

－Are you coming to the English evening?

－I’m not sure. I go to the concert instead.

A. must

B. might

C. should

D. would

答案：

A. must

(答案→)B. might

C. should

D. would

解析：句意：上文，你来参加英语晚会吗？下文，我不确定。我可能会去听音乐会。Must必须 might可能should应该 would 愿意，这里表示没有把握的猜测，选B。