航天英雄杨利伟叔叔在太空中,看见我们的地球是那么的蓝,是那么的美,就像一个水晶西瓜……我听爷爷奶奶说,过去我们的环境可好啦,蔚蓝的天空白云朵朵,空气清新,鸟语花香,河水又清又甜,河里鱼虾成群,人们吃饭、喝茶的水都取自河水。 Aerospace hero Yang Liwei uncle in space, saw our earth is so blue, so beautiful, like a crystal watermelon ... ... I heard my grandparents said that in the past our environment may be good, blue sky and white clouds, Fresh air, flowers, flowers, water and sweet and clear, the river fish and shrimp in groups, people eat, drink tea water are taken from the river.