作词 : 教研课程组
 作曲 : 李诚鸿瑞
作词：教研课程组
作曲：李诚鸿瑞
编曲：李诚鸿瑞
演唱：Brooke Elizabeth Hedrick
Oxygen, oxygen!
Humans depend on oxygen.
We can't live without it.
What can provide oxygen?
Oxygen, oxygen!
Plants can provide oxygen.
Let's water all the plants.
They can help us live!