英语课上，同学们准备举行以”我的变化”为主题的演讲活动。请你以李华的名义写一篇演讲词，向同学们介绍一下自己的变化。

提示：
(1) What are your changes?
(2) Why do you have these changes?
(3) How do you feel about these changes?
要求：
1.演讲词须包括所有提示的三个要点，可适当发挥；
2.演讲词中不得出现真实的地名、校名和人名；
3.词数80个左右（开头结尾已给出，不计入总词数）。
Hello, everyone,

I am Li Hua and I’m very happy to stand here to talk about my changes. ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Thanks for your attention!