英语演讲的开头和结尾 阐述青春的~

问题描述:

英语演讲的开头和结尾 阐述青春的~
RT.
阐述青春是什么什么的一篇演讲稿
开头和结尾应该怎么说呢?

Good morning everyone,I'm very glad to stand here and give you a short speech,today'topic is about youth.I hope you like it
.
.
That's all,thank you