trees英語演講稿
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 trees.secondly, trees can beautify our environment.from #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 possible.only in this way can we live happily in the beautiful world.
女士們，先生們：我想說一些關于樹的問題，我們也知道樹對于人類來說很重要。首先，樹有益于我們的健康。樹提供我們呼吸的氧氣。沒有樹我們就不能生存。其次，樹可以美化我們生存的環境。由于樹這么重要，我們必須盡量保護它們。來源：作文地帶。
我們必須應用法律的`武器來保護樹木。我們必須盡可能的多種樹。只有這樣我們才能在這個美麗的世界上幸福快樂的生活。
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