---Will Tony e to the party tonight?
---I’m not sure. He stay at home preparing for the ing exam.
A. must
B. might
C. can
D. need
网友回答
A. must
(答案→)B. might
C. can
D. need
解析：考查情态动词。must 必须，might 可能，can 会，need 需要，句意：托尼今天晚上来参加聚会吗？我不确信，他可能呆在家为即将到来的考试做准备吧。所以选B。