non-pollution world,这个短语为何不能表示无污染的世界?求表示无污染世界的短语.

non-point pollution non-pollution world,这个短语为何不能表示无污染的世界?求表示无污染世界的短语. non-degradable pollution知道是什么污染? In most parts of the world, many students help their schools make less pollution 根据首字母填空：Pollution is a serious problem in major cities t___ the world. Now air pollution is destroying our world ____.A、badB、badly If you die.The world will have less carbon dioxide and pollution. Air pollution now harms everyone in the world中harms是什么词性 The teacher told us to write----article about pollution around the world .A.aB.anC.theD./ Who not sighs road ahead non- friend world not to know Mr. people makes that affect the amount of waste and pollution that gets produced in our world.汉语意思,第一个that是什么从句?people make choices that affect the amount of waste and pollution that gets produced in our world 第一题Many of the world’s pollution problems have been caused by the crowding of large groups of p Air pollution is one of the major problems of the modern world.A great deal of energy is needed to Air pollution is one of the major problems of the modern world.A great deal of energy is needed to some people fear that air pollution may bring about changes in the weather around the world.怎么翻 英语题 it is said that_water pollution all over the world is very serious. A.the B.aC.不填 It is bad for all living things in the world,but it is not the only kind of pollution. pollution is a serious problem in big cities throughout the world 同义句转换就变throughout这点