单项选择题

James has just arrived, but I didn't know he ______ until yesterday.

A．will come
B．was coming
C．had been coming
D．came
<上一题 目录 下一题>
热门 试题

单项选择题
______ he was seriously ill, I wouldn't have told him the truth.
A．If I knew
B．If I know
C．Had I known
D．Did I know
单项选择题
A new technique ______, the yields as a whole increase by 20 percent.
A．working out
B．having been worked out
C．having worked out
D．to have been worked out
相关试题