8.4regret doing/to do-特别词精讲
8.4 regret doing/to do
regret to do对将要做的事遗憾，regret doing对做过的事遗憾、后悔。例如：
I regret to have to do this, but I have no
choice.我很遗憾必需如许往做，我实在没有办法。
I don't regret telling her what I thought.我不为通知她我的设法而后悔。
典范例题
---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
谜底： D。regret having
done sth.对已发作的事感到遗憾。regret to do sth.对将要做的事感到遗憾。本题为对已说的话感到后悔，因此选D。

关键字：regret to do doing to do to doing try doing to do mean doing to do 特别疑问词 to do