求一篇八十字左右英文演讲稿，用于课前演讲，要简单点噢，最好有翻译，有一定的主题，我高中噢，英语超...

Good afternoon, my dear fellows, I am very glad to present my speech here. My topic is We Should Protect Our Environment. As we all know, environment is very improtant for every human being. Once it's destroyed, we can never fix it, and we will suffer eventually.Thus, everybody is responsible to maintain our environment, and to avoid any environmental pollution in our everyday life. Only in this way can we build a more beautiful world and a better life.

and if you keep doing this your english will never improve (:

ladies and gentlemen,i am glad to stand here expressing my thought about ```````