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how to care for environment?
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we______
should save water
Oops!
Okay!
we____
shouldn't litter everywhere.
Oops!
Okay!
what is this?
sewage
Oops!
Okay!
we______
shouldn't use plastic
Oops!
Okay!
what is this?
protect
Oops!
Okay!
we ______
should take our rubbish
Oops!
Okay!
we______
should plant trees
Oops!
Okay!
we______
shouldn't use chemical
Oops!
Okay!
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