Who is willing to drink the polluted water? It can cause us to be ill and even to die. We can't wait for a moment to protect our water sources.
保持水源清洁污染的水会使人生病甚至死亡，有谁愿意喝这样的水呢？我们要保护水源，刻不容缓。
Keeping water Sources Clean Who is willing to drink the polluted water? It can cause us to be ill and even to die.
保持水源清洁污染的水会使人生病甚至死亡，有谁愿意喝这样的水呢？我们要保护水源，刻不容缓。
Keeping water Sources Clean Who is willing to drink the polluted water? It can cause us to be ill and even to die.
保持水源清洁污染的水会使人生病甚至死亡，有谁愿意喝这样的水呢？我们要保护水源，刻不容缓。
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