I regret you that Tom failed to pass the driving test and that he really regretted your

问题补充：

I regret you that Tom failed to pass the driving test and that he really regretted your advice on practicing more.

A. to tell; not following

B. to tell; having not followed

C. telling; not to follow

D. telling; not having followed

答案：

(答案→)A. to tell; not following

B. to tell; having not followed

C. telling; not to follow

D. telling; not having followed

解析：考查regret用法。Regret to do sth遗憾要做某事，后面常常接tell,say等词；regret doing sth遗憾做了某事；结合句意可知A正确。句意：我遗憾的告诉你，Tom没有通过驾驶考试，他真的很后悔没有采纳你的多练习的建议。