假如你是李华，从报纸上看到中老年英语培训机构mid－senior esch面向高中毕业生招聘暑期兼职辅导员，负责学员课间服务事项。请根据下面的广告内容用英语写一份求职信。
assistants wanted
valuable chances are open for high school graduates who are good at english.their work is to tend the senior st

udents during the break.
requirements attached：
1.good at english.
2.experienced priority.
contact us by e－mail：englishtec@163.com.
注意：1.词数100左右；
2.不能使用真实姓名和学校名称。
dear sir/madam，

yours sincerely，
li hua
【参考范文】
dear sir/madam，
i’d like to apply for the post of assistant which was advertised in the newspaper.i fou

nd this position quite appealing to me.
i’ve just graduated from high school.luckily i’m good at english and i can speak english fluently.in addition，i have previous experience.during my stay in middle school.i used to be a volunteer and looked after the old people in a nursing home on weekends.
in short i believe my experience and fluent oral english will be a great help for me in doing the work.i’m available for interview at any time.it would be appreciated if i can get

your offer.
yours sincerely，
li hua