英语作文中,致辞的格式是什么?

开头是称呼，如， Distinguished guests/Respected guests/, Ladies and Gentlemen,

I am very honored to ...., on behalf of..., I wish to extend our warm welcom to the friends/guests who have come to ... (很多情况下通用的用语）

。。。。。

Wish you all the best, good health!

Thank you.