niuzhirong
水污染人们直接把废水倒进河流和湖泊里水变脏了People waste water directly into rivers and lakes.水污染人们直接把废水倒进河流和湖泊里水变脏了People waste water directly into rivers and lakes.
甜甜小小宝Sally
It is due to the water pollution that we don't have clean water to drink.Because the water is polluted, we don't have clean water to drink.The fact that the water is polluted is the reason why we don't have clean water to drink.Due to the fact that the water is polluted, we don't have clean water to drink.The water pollution is the reason why we don't have clean water to drink.,,,,
