— I regret you that you failed the exam.
— How I regret so much time playing puter games.
A. telling; wasting
B. telling; to waste
C. to tell; wasting
D. to tell; to waste
网友回答
A. telling; wasting
B. telling; to waste
(答案→)C. to tell; wasting
D. to tell; to waste
解析：考查动词regret用法。固定搭配regret doing sth遗憾做了某事；regret to do sth遗憾要做某事（动词常常是一些表示通知，告知的动词）；句意：—我很遗憾地要告诉你，你这次考试不及格。—我多么后悔把如此多的时间浪费在玩电脑游戏上啊!故C正确。