(假如你是李华,你所在的城市正在招募懂英语的中学生环保志愿者) 一篇英语作文,很急啊10点半之前要要啊

Dear sir
I'm Li Hua , a aboy of sixteen , presently a senior student in Guangming Middle School I am 16 years old. I am writing to you so as to apply for that job .
On the other hand, my spoken English is very good ,and i think English is important to us , as the society develop faster and faster , English had become one of the communication language .
Then my hobby is do sports ,such as football and swimming . I like reading the book which can tell me that how to improve our environment . I am interested in this job and i want to accede to you .
I am a student with the charcter of patience and i am fridendly and outgoing . I have the confence to be competent for the job . If i can eough to get the job , I will do my best to improve our environment . looking forward to your reply.
Yours
LIHua