单项选择题

You ______ all morning, but you ______ three letters!

A．have been typing, have only done
B．were typing, only did
C．had been typing, have only done
D．have typed, have only done
<上一题 目录 下一题>
热门 试题

单项选择题
Mother Teresa became famous for her hard work with ______ poor.
A．a
B．an
C．the
D．~
单项选择题
I don't feel very happy in my job. In fact I am going to leave. ______ I can get a new one.
A．as soon as
B．so soon as
C．so that
D．that
相关试题