【正确答案】Dear Sir/Madam, I am a student who is Senior Two in High School. I am writing to fight for the opportunity of being a volunteer which will help improve the environmental condition in our city. Firstly, I am in favor of the idea that environment takes a very important role in the society, and it deserves more and better care from human beings. Then, as for me, I’m outgoing and willing to get along well with my co-workers. I am always helpful and warm-hearted. I have the ability to deal with some certain problems. I would be very grateful if you give me the opportunity. I will be available at every weekends. I am looking forward to your reply. Yours truthfully, Wang Lin

【答案解析】本篇文章属于应用文文体，是一封自荐信。首先要保证格式的正确性。其次，要注意时态，基本用一般现在时或者是一般过去时。最后，按照题目中所给出的三个要点来写。语言要简洁、明了。