trees英语演讲稿

protect trees

ladies and gentlemen, i want to say something about trees. as we know now trees are very important to human beings. first of all, they benefit our health. they send out oxygen for us to breathe. we can't live without ndly, trees can beautify our #url#.

as trees are so important, we must do our best to protect them. we must enforce the tree protection laws. we must plant as many trees as in this way can we live happily in the beautiful world.

女士们，先生们：我想说一些关于树的问题，我们也知道树对于人类来说很重要。首先，树有益于我们的'健康。树提供我们呼吸的氧气。没有树我们就不能生存。其次，树可以美化我们生存的环境。由于树这么重要，我们必须尽量保护它们。来源：作文地带。

我们必须应用法律的武器来保护树木。我们必须尽可能的多种树。只有这样我们才能在这个美丽的世界上幸福快乐的生活。