Dear Professor Wang,

　　I am writing on behalf of our college to invite you to be a judge for the English speech contest which will be held next week.

　　We know that you are admired by all the students. As college students, we would like to improve our abilities in spoken English as well as written English. We would be grateful if you could be the judge for this contest to be held in Room 102, the Teaching Building on Saturday, June 4th, at 7p.m.

　　We trust you will be disengaged and able to give us the pleasure of your company. We are looking forward to seeing you.

　　Yours sincerely,

　　Li Ming

　　【英語一小作文范文2】

　　Dear Mr Smith,

　　On behalf of the Student Union , I am sending this e-mail to you to invite you to act as our judge of English Speech Contest to be held in our university on May 5 .

　　To be more specific , our contest is on the topic of how to embrace tough challenges in digital era. During this competition , Ten participants will deliver their speeches with respect to this topic .

　　It is widely acknowledged that you are a top expert in this field , so we sincerely hope that you can accept our invitation . For further information , please call me at 8888888.

　　I am looking forward to your reply and arrival .

　　Yours respectfully

　　Li Ming