初中英语口语比赛主持

可以这样说
Ladies and gentlemen, friends, comrades, fellow students,

a very warm welcome to all of you.

As Chairman of this debate competitions, it is my duey to brief all the participants and to expalin the rules and regulations of this competitions .......

参考1：
Ladies and Gentlemen , Good evening,
we are very happy to gather here to hold an English speech contest.
First of all, let me introduce our distinguished guests tonight:A,B,C.
And I would also like to take this opportunity to wish this English speech contest can make perfect success.
Now it's time for the players to have performance. For this English speech contest all the players have made careful preparations. So I'm sure we'll be able to enjoy many excellent performances tonight.

参考2：
Ladies and Gentlemen , Good afternoon! I’m very glad to stand here and give you a short speech. today my topic is “Life”. I hope you will like