— What are you doing this Saturday?— I’m not sure but I go to the Rolling Stones concertA

问题补充：

— What are you doing this Saturday?

— I’m not sure, but I go to the Rolling Stones concert

A. must

B. would

C. should

D. might

答案：

A. must

B. would

C. should

(答案→)D. might

解析：本题的关键词是I’m not sure.既然不确定，那就是不能说必须，将，应该，排除选项A，B，C。

【考点定位】本题考查情态动词。

【句意】—这个周六你打算做什么？

—我不确定，但我有可能去看滚石乐队的演唱会。