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We can reduce air pollution by walking.
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
rubbish bins
（垃圾桶）
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.
turn off
关上（开关）
e.g. We can save energy by turning off
the lights when we leave a room.
How can we save energy?
The class 1, Grade 8 students are talking about ways to live a green life. Look at the pictures below and match them with the correct sentences.
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.
We can ride bicycles ____________________.
We can take shorter showers _____________.
We can turn off the lights ______________.
We can recycle waste _______________________.
to reduce air pollution
to save water
to save energy
to protect the environment
listen,read and find: