Speech is a useful tool to express ideas, share knowledge and even affect someone's way of thinking. Here is a sample of a preface or mukaddimah of speech.
First of all, let us thank to Allah, the Lord of the world, who has given us health and opportunity so wee can meet together here in this golden opportunity. Shalawat and Salam, let's praise to our great prophet, Mohammed (peace be upon him), who has brought us from the darkness to the lightness, from Jahiliyah Era to Islamic Period which is full of knowledge and sciences.
My honorable to the Director of..... the judges, ladies and gentlemen and all the audiences attending this very valuable ceremony and speech competition.
In this excellent chance, please kindly allow me to talk and speech in front of you all by the title...
That's all that I can tell you, please forgive me if there's mistaken within my speech.