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　　我真不该那样。

　　I shouldn't have done it. *用“shouldn't have+过去分词”表示类似责备或斥责的心情，“不该……”、“要是没……”。

　　Oh, no! I shouldn't have done it. (哦，不!我要是不那样就好了。)

　　What did you do? (你干什么了?)

　　That was a mistake. (那是一个错误。)

　　I blew it. (我失败了。)

　　I wish I hadn't done that.

　　I really screwed up this time. (这次我真的给弄糟了。)

　　I really messed up. (我给搞糟了。)

　　I should have known better. (我早该弄清楚一些。)

　　我要是不说那话就好了。

　　I shouldn't have said that. *用于说了不该说的话时。

　　I shouldn't have said that. (我要是不说那话就好了。)

　　It's too late now. (现在后悔也晚了。)

　　I wish I wouldn't have said that.

　　我早该知道了。

　　I should have known.

　　He's married. (他已经结婚了。)

　　I should have known. (我早该知道了。)

　　I acted like a fool.

　　I should have known better. (我早该弄清楚了。)

　　做那种事，我也太不小心了。

　　It was careless of me to do so. *careless 表示“没注意的”、“漫不经心的”、“粗心大意的”。

　　It was thoughtless of me to do such a thing.

　　It was hasty of me to do so.

　　I was careless. (我太粗心大意了。)

　　我后悔我做的事。

　　I regret doing that.

　　I regret doing that. (我后悔我做的事。)

　　I know what you mean. (我明白你的意思。)

　　I regret my action(s).

　　I repent my action(s).

　　I am sorry for what I have done.

　　我别无选择。

　　I had no choice.

　　Why did you drive my car? (你为什么开我的车?)

　　I had no choice. (我别无他法。)

　　I couldn't help it.

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