—You were brave enough to argue with Mr. Smith.—Well, now I regret _______ that.A．to doB．to be doing
—You were brave enough to argue with Mr. Smith.
—Well, now I regret _______ that.
A．to doB．to be doingC．to have doneD．having done
D
题目简介
—You were brave enough to argue with Mr. Smith.—Well, now I regret _______ that.A．to doB．to be doing
题目详情
—You were brave enough to argue with Mr. Smith.—Well, now I regret _______ that.答案
D试题分析：句意：--你和斯密斯先生争论真是很勇敢。--现在我后悔这么做了。Regret表示“后悔”的时候，后面接动名词做宾语，因为是已经做过了，用动名词的完成式，所以选D。