后悔做过某件事的英语句子

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.
　　I had no other choice.
　　I had no choice in the matter.
　　There was nothing else I couldn't have done.
　　It was my only choice.
　　我做得太过了.
　　I went too far.*比较常用的固定短语.
　　You shouldn't have done that.（你不该那样做.）
　　I know,I went too far.（我知道,我做得太过分了.）
　　I overdid it.
　　我太紧张了.
　　I was too nervous.*也可用来辩解.
　　Did you ask her out?（你约她了吗?）
　　No,I was too nervous.（没有,我太紧张了.）
　　I was too uptight.
　　我要是再用功点就好了.
　　I wish I had studied harder.
　　I regret not studying harder.（我后悔没有更努力学习.）
　　I should have studied harder.
　　我要是问他一下就好了.
　　I should have asked him.
　　I should have asked him.（我要是问他一下就好了.）
　　Why didn't you?（那你为什么不问呢?）
　　I wish I had asked him.
　　It would have been better to have asked him.
　　不留神给忘了.
　　It slipped my mind.
　　Did you remember to tell her?（你没忘了告诉她吧?）
　　Sorry,it slipped my mind.（对不起,我不小心给忘了.）
　　I just forgot.
　　I forgot all about it.（我忘得一干二净.）

I regret that I have done 某事.

regret for doing something.

regret doing sth.

regret to do something

regret doing sth. 很遗憾/后悔做了...(为已经做过的事感到遗憾、后悔)