文档介绍：请求信模板1：
Dear _________，
My name is _________, and I am _________. I have made up my mind to write to you in the hI am looking forwards to your consideration about my proposals. Thanks in advance for that.
Li Ming
道歉信
模板1：过去没有完成的事情
Dear        ，
I am writing this letter to apologize to you for my failing to        .
The reason is that        . I am sorry that I cannot finish        in time, but is it possible that I make up the loss by        ? If so, I will put everything else aside to         .
I do hope that you can understand my situation and accept my apology.
Yours sincerely,
Li Ming
模板2：将来不能做的事情
Dear        ，
Much to my regret / I am terribly sorry that I am unable to         . It is mainly because at that time I will be full occupied by          which is quite out of my expectation, and that conflicts with your         . Therefore I am forced to adjust my schedule and cannot make my presence on your         . I sincerely hope that you will enjoy a good time. By the way, can we have dinner together some time next week? I hope to see you soon.
I am really sorry again and I trust that you will understand.
请求信
模板1：
Dear ，
I am . I’d like to ask if you have / can provide me with the information of . The reasons for my urgent need of are as follows: 1); 2) ; 3).
Therefore, I will be much obliged if you can help me . Please feel free