题目内容
---You were brave enough to raise objections at the meeting.
---Well, now I regret ____ that.
A. to do b. to be doing C. to have done D. having done
D
解析
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题目内容
---You were brave enough to raise objections at the meeting.
---Well, now I regret ____ that.
A. to do b. to be doing C. to have done D. having done
D
解析