在日常生活中,人们都免不了犯些小小的错误,给他人带来麻烦、甚至伤害,这时就必须表达歉意,但是,一句简单的“I’m sorry”往往是不够的。在很多情形下,还须进一步解释原因,接着还要作出一定的保证或补偿。下面列举一些常见的道歉用语:I beg your pardon,sir.I didn’t realize you were speaking to me.(formal) In everyday life, people are inevitably making small mistakes, causing troubles and even hurts to others. Then apologies must be expressed. However, a simple “I’m sorry” is often not enough. In many cases, the reasons must be further explained, followed by certain guarantees or compensations. Here are some common apologies: I beg your pardon, sir.I didn’t realize you were speaking to me. (formal)