亲亲自然学英语A2： Trees

名称：亲亲自然学英语A2： Trees
内容简介：
树
　　There are different kinds of trees.
　　Some trees are big, and some are small.
　　Some trees are tall, and some are short.
　　What other trees do you see?
　　Spring is here.
　　The leaves in spring
　　are green and soft.
　　Some leaves are round,
　　and some leaves are pointed.
What other leaves do you see?