单项选择题

As it turned out to be a problem of no importance, we______ so much time looking into it.

A．needn't spend
B．didn't have to spend
C．oughtn't to spend
D．needn't have spent
<上一题 目录 下一题>
热门 试题

单项选择题
—He is______ a brave man.—We can't admire his courage ______.
A．actually; very much
B．indeed; too a lot
C．really; too much
D．truly; a bit
单项选择题
If Tim keeps working like this, he'll ______ sooner or later.
A．break down
B．give off
C．get down
D．hold on
相关试题