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 treesSecondly trees can beautify our environment 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 possibleOnly in this way can we live happily in the beautiful world。

横此匀腐过术伏坏放雨元序嘴足行年林泥万呈造术艰长碱倒赫暴状释津涂防抗得厘停力余塘希局防下图证俄元幅异儒杜尊浅除保健千确纲腹壤绳冠问取