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A mother Polar Bear sleeps on the frozen tundra with her cub. ! K# x- o. T* |5 c5 F2 ]
+ _2 F# M! Y: Q6 k V0 e u4 {As the environment becomes worse,the poor polar bears suffer a danger of death.
* T7 {2 j5 C# MWe should do more things to save them. . F7 q3 q" a. s! ~# w( ^
what action will you do ? |
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