Recycling means _____________ .
·extracting useful materials from natural materials
·extracting useful materials from waste materials
·selling waste materials to earmoney
·making profits by selling water materials
出自：佳木斯大学语言治疗学
提示：
同一【IP】的非会员用户每天可免费获取10次答案
收藏本站【zk.995w.com】，下次访问不迷路
本站试题总数:【10245403】个 (题库试题定时更新)
