You ______ leave now, because there is an all-night bus.

admin2011-01-09  24

问题 You ______ leave now, because there is an all-night bus.

选项 A、mustn’t
B、don’t have to
C、aren’t able to
D、can’t

答案B

解析 本题考查情态动词的否定用法。故选B。
转载请注明原文地址:https://kaotiyun.com/show/fRlK777K
0

最新回复(0)