真的对不起。 I m awfull/terribly sorry.
I feel really bad about...
I beg your pardon for...
I owe you an apology.
I m awfully sorry for the other day. 前几日的事我很抱歉。
请原谅我。 Please accept my apology.
Will you ever forgive me?
May I ask for your forgiveness?
抱歉，忘了 I m sorry. I quite forgot.
I m sorry. I forgot all about it.
It was most thoughtless of me.我太粗心大意了。
Sorry, it slipped my mind. 我一时记不起来了。
原谅我的不礼貌 Please forgive my rudeness.
I m sorry for my rudeness.
I m sorry I was rude.
我该尽早发觉它的。 I should have thought of that a long time ago.
It could be better if I had thought of that earlier. 假如我能尽早发觉就好了。
It was careless of me not to find it out. 我太粗心大意了，没能及时处理它。
Oh, how I wish I could find it out earlier. 哎哟，我真是期待我能尽早发觉它。
If only I could put the clock back. 假如時间可以逆流就好了。
没事儿。 That s OK.
It s OK.
It s all right.
It s nothing.
Don t worry.
Not in the least.不在乎。
Not a bit of it.一点儿也没有什么。
That s not a big deal.没有什么了不起。