题干

I regret ________ that you have failed the exam, but what you should do now is not to regret ______ so much time but to seize every moment from now on.
A.to inform; wastingB.informing; to waste
C.to inform; to wasteD.informing; wasting
上一题 下一题 0.4难度 单项选择 更新时间:2011-12-03 07:42:28

答案(点此获取答案解析)