高中生英语演讲稿：Olympics of mankind

　　以下小编整理的高中生英语演讲稿：Olympics of mankind，供大家参考，希望大家能够有所收获!

　　高中生英语演讲稿：Olympics of mankind

　　Good morning, everybody!

　　Let's start with the very simple question: Do you know the tree coverage rate of Beijing? Well, the recent numerical value is 49.9%. It sounds much, but is there simply one tree that was planted by you? If there is, let's say you're really great. But if not believe me you are not alone cuz it's rather difficult for us students to get involved in such activities. Well, I think now we all realize that all that we've done for the green is just about claiming or declaring, painting or advertising. However what I'm fully convinced is that someday ten years ago you must have stepped onto the grassland in the early spring and I'm sure that some of you must