---Are you coming to Betty’s wedding?-I’m not sure. I go to Beijing on business that d

问题补充：

---Are you coming to Betty’s wedding?

---I’m not sure. I go to Beijing on business that day.

A. must

B. would

C. should

D. might

答案：

A. must

B. would

C. should

(答案→)D. might

解析：句意：你打算参加Betty的婚礼吗?我不确定。那天我有可能去北京出差。A. must必须；B would将会；C. should应该；D. might有可能。故选D。

考点: 考查情态动词的用法。