I want to say something about trees. As we know now, trees are very important to human beings. First of all, they are good for our health. They give off oxygen for us to breathe. We can't live without trees. Secondly, trees can beautify our environment.

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

I want to talk about trees. We also know that trees are very important to human beings. First of all, trees are good for our health. Trees provide oxygen for our breathing. We can't live without trees. Second, trees can beautify our living environment. Because trees are so important, we must try our best to protect them.

We must use legal weapons to protect trees. We must plant as many trees as possible. Only in this way can we live happily in this beautiful world.