题干

—________ one and a half months enough for the project to be finished?
—I am afraid not. The professor is ill and only after he recovers ________ go on with it.
A.Is; he canB.Are; he can
C.Is; can heD.Are; can he
上一题 下一题 0.94难度 单项选择 更新时间:2014-03-17 07:25:24

答案(点此获取答案解析)