Faced with a growing refuse problem in urban areas, China plans to move ahead with household trash sorting in 46 major cities by requiring all public institutes and relevant companies to separate hazardous waste, kitchen waste and recyclable material...
英语小测验 Animals: Classifications 动物：分类 从下面选项中选择正确答案；单击核对答案按钮，核对你的答案. 1 : Mammals are a type of ________, which means they have a backbone. invertebrate human vertebrate carnivo...
Words of Sports: Football 足球 football, soccer, Association football 足球 field, pitch 足球场 midfied 中场 kick-off circle 中圈 half-way line 中线 football, eleven 足球队 football player 足球运动员 goalkeeper, goaltender, goalie...
