问题
选择题
Shall I tell him the change of the schedule right now?
---- I am afraid you ________, in case he comes late for the meeting.
A.will
B.must
C.may
D.can
答案
答案:B
这题考查情态动词的用法,根据句意:--我现在可以告诉他日程改变了吗?--恐怕你必须,以防他开会迟到。这里表达的是必须做的事。选B。