Directions: The Students Union of your department is planning a Chinese Speaking Contest. Write an announcement which covers the following information：1、比赛目的、时间、地点，2、参赛者的要求，3、裁判和奖励的细节。

　　You should write about 120 words. Do not sign your own name at the end of the letter. Use Department of Chinese Language and Literature at the end of the announcement.

　　Chinese Speaking Contest

　　December 22, 2007

　　To improve students ability to speak Chinese and enrich after-class activities, the Students Union of Department of Chinese Language and Literature is organizing a school-wide Chinese speaking contest to be held on Saturday next week at the Students Auditorium. Those who are interested in taking part in it may sign up with the monitor of their classes before Tuesday next week. Five professors will be invited to be judges. The first six winners will be given awards. Everybody is welcome to be present at the contest.

　　The Students Union

　　Department of Chinese Language and Literature