A Provide Clean Water B Dig Oil Wells C Save Clean Water D Don’t Litter E Don’t Be Crude F Protect Wildlife A make new m

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问题 A  Provide Clean Water
B  Dig Oil Wells
C  Save Clean Water
D  Don’t Litter
E  Don’t Be Crude
F  Protect Wildlife
A  make new materials
B  preserve wetland and animals
C  have clean air
D  have clean water
E  collect cigarette butts
F  collect disposed oil

选项

答案E

解析
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