问题
选择题
–Is there an express to Beijing tonight?
-- There ______be , but you’d better call the booking office to make sure.’
A．can
B．might
C．will
D．must
答案
答案：B
这题考查情态动词的用法：从but you’d better call the booking office to make sure.’看出说话人不是很确定，选B，表示“可能”。