I appologize for leaving you alone.

我很抱歉把你一个人留下.

Sorry, I appologize to you for what happened just…

对不起，我为刚刚发生的事情向你道歉…

We want to give you a spring roll to express our appologize.

我们打算送你一个春卷,以表示我们的歉意.

If he doesn't appologize for his mistakes, he shall be punished.

如果他不为他所犯的错误道歉的话，他一定会受到惩罚的。