题目内容
—What a pity it is that you have lost such a great chance to join in the training!
—I regret ____ our teacher about it last week.
A. not to ask B. having not asked C. not having asked D. not ask
C 【解析】句意“-你失去一个参加培训的机会,太可惜了。-我后悔上个星期没向老师咨询这个”。regret doing后悔做过某事(已经做过了);regret to do遗憾要去做(还没做),且非谓语的否定形式,要在to do和doing前加not,根据句意,故选C。
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