Definition: used to apologize for something you have done Level: A1
对不起，我把你的杯子打碎了。
I'm ___sorry for breaking your cup.
对不起，我忘记带你的书了。
I'm ___sorry, I forgot to bring your book.
抱歉，我拿错了你的笔。
___Sorry, I took your pen by mistake.
