—Shall I inform him of the change of the schedule right now?
—I am afraid you , in case he es late for the meeting.
A. will
B. must
C. may
D. can
网友回答
A. will
(答案→)B. must
C. may
D. can
解析：考查情态动词, 句意：--我要现在通知他日程的改变吗？--恐怕你必须告诉他了。以防他开会迟到。根据“in case he es late for the meeting.”的语境, 只有must（必须） 才符合。Will“愿意”，may“可以”，can“能够”，选B。