A-A+

You ______ leave now because there is an all-

2022-08-01 22:17:56 问答库阅读 167 次

问题详情

You ______ leave now, because there is an all-night bus.
A．mustn’t
B．don"t have to
C．aren"t able to
D．can"t

正确答案：B
解析：本题考查情态动词的否定用法。故选B。