单项选择题

If no one ______ the phone, they must have gone out for breakfast.

A．answer
B．answered
C．had answered
D．has answered
<上一题 目录 下一题>
热门 试题

单项选择题
Of the two bats, I'd rather choose ______ for I haven't got much money with me.
A．the less expensive
B．the most expensive
C．less expensive
D．more expensive
相关试题