今天是一向被人们淡忘的世界环境保护日，在今天这个很平常的日子里却下了一场很不平常的大雨酸雨，那黄里带沙的酸雨真叫人提心吊胆。酸雨过后，天还没有好转，森林里有许多大大小小、有病没病的动物都迫不及待地来到了这个森林里惟一的一间诊所享有“森林医生”美称的啄木鸟 Today is the World Environmental Protection Day, which has always been forgotten by people. In this very ordinary day today, we have had an unusually heavy rain and acid rain. The yellow acid rain brought by sand is really scary. After the acid rain, the weather has not yet improved. Many animals in the forest, large and small, and sick and disease-free animals can’t wait to come to the only clinic in the forest that enjoys the reputation of “forest doctor.”