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wise
v. 挖洞、沟等
adj. 认真的，严肃的
n.面包果
v.减少；降低
关上开关
v.回收利用，循环利用
v. 导致，造成
adj. 明智的
Words and expressions
(1) How do you feel after watching it?
(2) Why must we protect the environment?
(3) What can we do to protect it?
Watch the video and answer the following questions.
How do you feel after watching the video?
terrible, unbelievable, dangerous, suicidal [.su??'sa?d(?)l]有致命危险的, catastrophic[.k?t?'str?f?k]悲惨结局的
Why must we protect the environment?
What can we do to protect the environment?
It’s everyone’s duty to protect the environment. Only by changing the way we treat the environment can we get along well with it. Only by saving the environment can we save ourselves.
It can help to recycle waste and protect the environment.
What is she doing?
She is putting the waste into different trash bins.
Why is she doing that?
recycle
回收利用；再利用；
The?Japanese?recycle more than half their waste?paper.
日本人将一半以上的废纸回收利用。
We can protect the environment by ______________.
recycling waste
We can reduce air pollution by ____________.