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*recycle /?ri:'saIkl/ vt. 回收利用 ，循环利用
wise /waIz/ adj. 明智的 ，充满智慧的
So it’s time for us to live a green life!
Pollution污染
How can we reduce air pollution（污染）?
We can reduce air pollution by riding bicycles.
vt. & vi. 减少，降低
We can reduce air pollution by taking a bus.
We can protect the environment by recycling waste .
How can we protect the environment?
recycle /?ri:'saikl/
vt. 回收利用 ，循环利用
waste
We can save water by taking shorter showers.
缩短淋浴时间
How can we save water?
We can save water by turning off the tap.
We can save energy by turning off the lights
when we leave a room.
节约能源
How can we save energy?
a. We can reduce air pollution by riding bicycles.
b. We can save water by taking shorter showers.
c. We can save energy by turning off the lights when we leave a room.
d. We can protect the environment by recycling waste.
How can we live a green life?
by
by
We can
save energy