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关上（开关）
e.g. We can save energy by turning off
the lights when we leave.
recycle vt. 回收利用，循环利用
e.g. We can protect the environment
by recycling things.
wise adj.
明智的，充满智慧的
e.g. The professor is very wise.
这名教授充满智慧。
cause vt. 导致；造成
e.g. Human pollution causes global warming.
人为污染导致全球变暖。
take a shower
e.g. We can save water by taking
shorter shower.
Listen and answer
1. What is Hobo going to do?
2. Will more trees be planted this year?
3. What does Eddie like doing?
4. What will Eddie plant?
He is going to plant trees.
Yes. Trees are good for us.
He likes digging in the garden.
He will plant breadfruit trees.
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.