【题目】— Is Jay on his way to the cinema?
— I regret ______ you that he can't come today.
A.to tell
B.telling
C.told
D.having told

【答案】A
【解析】考查固定用法。--杰伊在去电影院的路上吗？--我很遗憾告诉你，他今天不能来。regret to do sth.遗憾地做某事。regret doing sth. 后悔做了某事。根据本句是遗憾地做某事。故选A。