假定你是李华，正在一所英国学校学习暑期课程，遇到一些困难，希望得到学校辅导中心（Learning Center）的帮助。根据学校规定，你需要书面预约，请按下列的要求写一封信：1.本人简介 2.求助内容 3.约定时间 4.你的联系方式（Email: aaa ; Phone:12345678）范文：

Dear Sir ,
I’m LiHua , a Chinese student taking summer course in your university . I’m writing to ask for help . I came here last month and found my courses interesting .But I have some difficulty with note-taking and I have no idea of how to use the library . I was told the learning center provides help for students and I’m anxious to get help from you. I have no class on Tuesdays mornings and Friday afternoons . Please let me know which day is ok with you. You may email or phone me . Here are my email address and phone number :aaa ; 1234567.
Look forward to your reply .
Yours ,
Li Hua