Trees are our friends.They are very useful to humans.Firstly,trees provide us with wood which can be made into paper ,rubber and pencils.And many trees provide us with fruits such as oranges,apples and peaches.Secondly,their roots can keep the rain,prevent droughts and floods,stop the soil from being washed away.Thirdly,trees can release oxygen,clean and cool the air.

Unfortunately,nowadays in many parts of the world,lots of people can’t realize the importance of trees.They cut down and burn millions of trees every year.Trees are in danger now.

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What can we do to save the trees?We must plant more trees every year and look after new trees carefully in order to keep the world green .

Trees are important to us.They are the green plants.They make the oxygen for us.They can also be used to make paper and pencils,and we often plant them to bright our country.Can you imagine when we haven’t trees?It will be terrible.So,from now,please protect trees.We can’t live without trees.

树是我们的朋友。他们对人类是非常有用的。首先,树为我们提供木材,可以制成纸、橡皮和铅笔。和许多树为我们提供水果如橘子、苹果和桃子。第二,它们的根能让雨水,防止干旱和洪水,阻止土壤被冲走。第三,树木可以释放氧气、清洁、凉爽的空气。

不幸的是,如今在世界的许多地方,很多人不能意识到树木的重要性。他们砍伐和燃烧每年数以百万计的树木。树木现在处于危险之中。

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我们能做什么来拯救树木吗?每年,我们必须种植更多的树,照顾新树小心翼翼地为了保持绿色的世界。

树木对我们是很重要的。他们是绿色植物。他们为我们制造氧气。他们也可以被用来制造纸张和铅笔,和我们经常植物他们明亮的我们的国家。你能想象当我们还没有树木吗?这将是可怕的。所以,从现在开始,请保护树木。我们的生活不能没有树。