摘要：用下面提供的词或词组写一篇下面这个话题的60字左右的作文. WE HAVE ONLY ONE GLOBE 30% land / 70% water / over 6 billion population / air, soil and water pollution / trees, cut down / grass, pulled out / land, used for building houses / good land lost / desert, get larger / more people, less food / drought / floods / sandstorms

网址：http://m.1010jiajiao.com/timu3_id_2846989[举报]