在考研英语中，写作也是让很多考生头疼的一个版块，写作其实不需要多华丽的文采，主要掌握技巧，在格式、语言等方面细节做好，拿到理想分数是不难的，考研英语作文想要提分要多准备一些素材，在最后的冲刺阶段，好轻松考研小编给大家整理了考研英语作文高分句型（投诉信），希望大家能够多记多背。

　　开头常用句式

　　l am writing to complain about/that...

　　l am writing to inform you that I am dissatisfied with you...

　　Ⅰ think it'’s high time you realize...

　　I am writing to make a complaint about...

　　l feel sorry to trouble you but I am afraid that I have to make a complaint about...

　　I am writing to express my disappointment/ dissatisfaction/ concern about...

　　l am most reluctant to complain, but...

　　l am writing to advise you that I find... inconvenient

　　l wish to draw your attention to the problem / fault... that I bought...

　　I venture to write for complaining about...

　　I feel sorry to trouble you but I am afraid I have to make a serious complaint.It is with great reluctance that I must inform you that ...

　　I regret to inform that ...

　　Thank you for your ... which arived yesterday. Unfortunately，...

　　结尾常用句式

　　l would be grateful if you could...

　　I trust you will take my complaint seriously and...

　　I will appreciate it very much if you could...

　　l must have you fully understand that without a satisfying solution, I will reservey right to take legal action.

　　Frankly speaking, I am not prepared to put up with the situation any more.On the condition that this one proves to be unacceptable, I will receive a refund.l would appreciate it if you could...

　　l understand you will give immediate attention to this matter.I look forward to your dealing with these problems without delay.l would like to have this matter settled by the end of...

　　Ⅰ shall be obliged if you will look into ...

　　l understand you will give immediate reply to this matter.

　　If I must be constantly annoyed in this matter, I shall have to ...

　　其他常用句式

　　The reason for my dissatisfaction is...

　　Under these circumstances, I find it difficult to...

　　l can no longer tolerate / bear...

　　For one thing... For another...

　　I hope we can manage to sort his out amicably.

　　Therefore, I hope to change for another ... or I declare a refund.

　　We know that you are not generally careless, but we would like your assurancethat this will not happen again.

　　l recently ordered / purchased from you ...

　　l must protest against ...

　　l find it appalling and distressing that...

　　I received such poor service that I felt I should bring to your attention.If I receive this type of treatment again, I will take my business elsewhere.

　　以上就是小编今天的内容介绍啦，有任何考研英语方面的知识都可以来咨询小编。考研的写作是实战，不是靠大家的臆想，所以说在平时的复习中一定要扎扎实实的打好基础。