给定一篇英文文章，将其中的名词和动词提取出来。


文章：Trees are tall, green plants that provide us with oxygen. They are a vital part of our ecosystem, providing homes and food for numerous species of animals. Some trees, such as maple and oak trees, are prized for their wood, which is used to make furniture, paper, and other products. Other trees, like fruit trees, provide us with delicious and nutritious fruit.
名词：Trees, plants, oxygen, part, ecosystem, homes, food, species, animals, maple, oak, wood, furniture, paper, products, fruit.

动词：provide, are, prized, used, make, provide.