双色球开奖号码 www.nsjl.net Sometimes, you may say “Whatcan trees do?”. That is really a good question. Now, I am going to tell youwhat can trees do.
First, trees can clean theair and make the air fresh. They provide oxygen for us to breath. Second, wecan get many kinds of fruits to eat from trees. They are full of vitamins. It isgood for us. Finally, we use woods from trees to make pencils, books and even medicines.
Look, trees can help us inmany ways. They can do a lots.