单项选择题


A．ought to
B．may
C．must
D．have to
<上一题 目录 下一题>
热门 试题

单项选择题
A．HappilyB．ThusC．ThenD．Finally
A．Happily
B．Thus
C．Then
D．Finally
单项选择题
Helen did not go to bed early last night because she had to ______ for today's English test.
A．stay later
B．sat late
C．stay up
D．study later
相关试题