Dear Mr Smith,
I'm writing for applying to you for a one-month's vocation.Because I have hearted myself in an accident at last week.I'm so sorry to have this application and trouble you.
I know this may make me loss some classses,but I will try my best to sdudy by myself if you can tell me how to do.
I will back to school as soon as possible.
Please be noted and I am looking forward to your reply.
Yours sincerely,
Li Hua
有英语方面的问题随时咨询谈讨,
我自己在开英语辅导班,可以一对一哦QQ:861571390