一、 建议信（A Letter of Advice）写作思路：1. 点明写作目的：就某事/问题提建议2. 阐述具体建议，并说明理由；3. 希望建议被采纳。Sentence StructureBeginning1. I am writing to express my views concerning 2. I am writing this letter for the purpose of conveying my deepest concern about.3. Im writing this letter to draw/call for your attention to (the problem)4. Learning / Knowing that, Id like to give some suggestions, which I think should 5. Its my pleasure to offer you some advice on Body 5. My suggestions are as follows.6. When it comes to such a situation, I would like to suggest / recommend that you7. I think it would be more beneficial if you could 8. If I were you, I would 9. Meanwhile, whats more; in addition; additionally; Moreover; furthermore; More importantly End10. I hope you will find these proposals helpful / practical.11. I hope my suggestions will meet with your approval. 12. I would appreciate it if you would consider my suggestion/ give my suggestions your favorable consideration. (Looking forward to your reply.)13. I will be more than happy to see improvements in this regard.14. I will be ready for further discussing this matter into details.作文模板Dear Sir/Madam, Im glad to receive your letter asking for my advice on how to _(引出对方需要建议的主题）. Here are a few suggestions. First, it is important to _(建议一）. Then, it also helps to _(建议二）. Besides, it should be a good idea to _(建议三）. As to _ (其他的建议）， I suggest _ (需要具体到某一方面）. In addition, _(其他的建议）， Im sure _ (预测可能的结果，给对方以行动的信心和决心）. I hope you will find my suggestions useful and Im looking forward to _(表达愿望）. Yours sincerely, Li Hua二、 投诉信（A Letter of Complaint）写作思路：1. 自我介绍，表达所要投诉的问题;2. 写明投诉的原因、问题的经过及产生的后果; 3. 提出解决方案。Sentence StructurePara 1 （Introduction and raise the problem you are to complain ）IntroductionI am Li Hua, a regular customer of Amazon. make a complaint (refer to the problem briefly)I am writing to make a complaint aboutI am writing to inform you that I find unsatisfactory.Im sorry to trouble you, but I have to make a complaint about the . I purchased last week.Para 2 （State the problems in detail and make the request.）ProblemsI really hate to complain, but this is really disturbing / annoying.I have been pleased with your services for years, but now I feel very disappointed.RequestI believe I have every right to ask you to deal with this problem. Besides, Id like to be informed of the process of your dealing with my complaint.I do hope youll take it seriously and get it settled as soon as possible.Para 3 Expectation（Expect your problem to be settled soon.）I do hope youll take it seriously and get it settled as soon as possibleIt would be highly appreciated if you could I could not be more satisfied if you can kindly I would be very grateful if you could look into the matter as soon as possible. And I am looking forward to an early reply.三、 道歉信（A Letter of Apology）写作思路：1. 开门见山，表明写信目的，表示歉意；2. 说明出现差错的原因，提出弥补措施；3. 再次致歉，请求原谅，希望得到理解。Sentence StructureBeginning简明说明写信目的，为自己的过失表示歉意。1.I am writing to express my sincere apology for2.Im writing to apologize for my failing to do 3.I am terribly/awfully/excessively sorry to tell you that4.I regret to inform you that I am unable to 5.Much to my regret, I was unable to keep my engagement/promise to doBody （一）：详细说明当时情况，解释原因，语气要诚恳。1.I am writing to express my sincere apology for2.Im writing to apologize for my failing to do 3.I am terribly/awfully/excessively sorry to tell you that4. I regret to inform you that I am unable to 5.Much to my regret, I was unable to keep my engagement/promise to do（二）：提出补救方法，具体提出自己的想法，希望能弥补过失，消除误会。1. In order to remove our misunderstanding, I would like to invite .2. To make up for my fault, I will3. To compensate for your loss, I decide to .4. I wish you could give me a chance to make up for my fault.5. I hope the settlement of this matter can meet your wishes.End再次表示歉意，愿意为此负责，希望以后不再出现类似不愉快事件。1. Please accept my most sincere apology again.2. Once again, Im sorry for any inconvenience caused/you have sustained.3. I promise that I will never make such a stupid mistake again.4. I assure you that it will never happen again.5. I sincerely hope you can understand my situation/think in my position and accept my apologies.四、 邀请信（A letter of Invitation）写作思路：1. 写信背景和写信目的: 邀请对方参加某项活动2. 与该活动有关的事项 (时间，地点，内容、安排等) 3. 表达期望对方参与的愿望。Sentence StructureBeginning1. (Learning/Knowing ,) I am writing to invite you to2. Its my pleasure/a great honor for me to invite you to 3. It is with the great pleasure that I write to cordially/sincerely invite you 4. On behalf of, I have the honor