It doesn't matter at all. Never mind. Don't worry about that. Just forget it. 常用句型： I'm really sorry to be late again. I'm awfully sorry.I didn't realize. It was wrong of me. I hope you will excuse me I apologize for that. ...but I'm afraid I'll have to put off the meeting.It doesn't matter at all. Never mind. Don't worry about that. Just forget it. 常用句型: I'm really sorry to be late again. I'm awfully sorry. I didn't realize. It was wrong of me. I hope you will excuse me. I apologize for that. ...but I'm afraid I'll have to put off the meeting