People make old things into new things, this is called recycling. 人们把旧物翻新称为回收利用。

　　People can recycle only some materials, such as paper, glass, plastics, clothing, computers, cellphones and metal. 只有某些材料可以回收，如纸张、玻璃、塑料、衣物、电脑、手机和金属。

　　Food cannot be recycled. 食物不能回收利用。

　　How do students recycle at school? 学生如何在校园内进行回收呢？

　　Students make recycling boxes for cans, glass bottles and paper. 学生们制作回收盒来装罐子、玻璃瓶和纸张。

　　They try to use recycled things. 他们尝试使用可回收的东西。