我是一棵大树,生活在地球妈妈的怀抱里。以前的地球呀:空气清新,树木茂密,鸟语花香。天空蓝蓝的,河水清清的,许多鱼虾在里面欢快地嬉戏着,我们在地球妈妈的怀抱幸福地生活着。可是,随着时代的发展,人类的环保意识越来越差,这美好的一切都变样了,人类随意的破坏环境,砍伐树木, I am a big tree, living in Mother Earth’s embrace. Earth before ah: fresh air, dense trees, flowers and birds. The blue sky, the clear river, many fish and shrimp in the cheerful play inside, we live in the arms of Mother Earth happily. However, with the development of the times, people’s awareness of environmental protection is getting worse and worse. All this beautiful things have changed. People arbitrarily destroy the environment, cut down trees,