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is our only home
We should protect the Earth
Skimming: skim the headlines and tick
Q: What should we do to protect the Earth?
(A)Save water
(B)Save energy
(C)Save trees
(E)Don’t use too much plastic
We should (not)…
能源
塑料
(D)Don’t throw rubbish
（快速浏览课文的小标题，选出保护地球的几个方面）
(F)Grow more trees
We shouldn’t
节约
Water is useful.
Save water
We drink water and use water to clean things every day.
In many places, there is not much water.
We should not waste water.
We should reuse and save it.
Scanning
读第一段
有用的
What do you know from this part?
从这个版块你得到了哪些信息？
Water is useful. We drink water and use water to clean things every day. In many places, there is not much water.
We should not waste water. We should reuse and save it.
Why ?