Dear Ms. Smith,
I'm Li Hua, Chairman of the Student Unionof Yucai Middle School, which is close to your university. I'm writing toinvite you to be a judge at our English speech contest to be held in our schoolon June 15. It will start at 2:00 pm and last for about three hours. Tenstudents will deliver their speeches on the given topic "Man andNature". It’s my honor if you can accept our invitation. Please call me at123456 if you have any question.
I am looking forward to your reply. Withbest wishes.
Yours