问题
选择题
―Look at the dark clouds. It _____ rain soon.
―I’m afraid so, and we _______ stay at home now.
A．must, must
B．may, have to
C．might, must
D．should, have to
答案
答案：B
题目分析：句意:-看那些乌云。可能快要下雨了。-恐怕是这样，我们现在不得不呆在家里。must 一定，肯定；may 可能；might 可能；should 应该；have to 不得不。根据句意可知选B。