Dear ______,

①I am ______(自我介绍). ②I feel bad to trouble you but I am afraid that I have to make a complaint about.

③The reason for my dissatisfaction is ______(总体介绍). ④In the first place, ______(抱怨的第一个方面). ⑤In addition, ______(抱怨的第二个方面). ⑥Under these circumstances, I find it ______(感觉)to______(抱怨的方面给你带来的后果).

⑦I appreciate it very much if you could ______(提出建议和请求), preferably ______(进一步的要求), and I would like to have this matter settled by ______(设定解决事情最后期限). ⑧Thank you for your consideration and I will be looking forward to your reply.

Yours sincerely,

Li Ming

尊敬的——

我是——。我很抱歉打扰您，但是我恐怕我要投诉下。

我感到不满意的原因是———。首先，——。然后，——。在这些情况下，我感到——。

我会很感谢的如果你可以——，如果——的话就更好了，我希望这件事能在——之前解决。非常感谢您的谅解，我希望能尽快收到你的回信。