Air _____ (pollute) is the most serious of all.

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• 真是有麻烦到您了!帮我看看我的文章还有要改正的地方吗?My favorite mode of transportationThere are many means of transportation in the world,such as：trains,cars,planes and ships .These ways are convenient and cheap.However I like cycling the most.Cycling is the world's most common mode of transport.Cycling can help you to keep health and build muscle.Over-weight people can lose their weight by cycling.And it is important that cycling is green and does not pollute the air .When w
• 所给词适当形式填空 develop produce die spit polluteCan you see the sign"No___"overthere?Air____is the most serious problem at the momentAs we know,China is still a ____country in the worldJane felt frightened as soon as she saw the____snakeDo you know America is one of the world's largest____of oil?
• 求翻译 快点!又追加分There are still many problems of environmental protection in recent years. One of the most serious problems is the serious pollution of air, water and soil. the polluted air does great harm to people’s health. The polluted water causes diseases and death. What is more, vegetation had been greatly reduced with the rapid growth of modern cities.谢谢
• 求下面文章每段的大意 用一句话英语来概括Man has been polluting the earth .The more people ,the more pollution.Many years ago,the problem was not so serious because there were not so many people.When the land was used up or the river was dirty in a place ,men moved to another place.But this is no longer true.Man is now slowly polluting the whole world .Air pollution is still the most serious .It’s bad to all living things in the world ,but it is not only one kind of pollu
• 英语翻译Methanol's most attractive feature,however,is that it can reduce by about 90 percent the vehicle emissions that form ozone,the most serious urban air pollutant.最只要是分析下句子结构?
• 大家帮忙看看我的雅思作文 谢谢人类生活水平的下降的原因和解决办法,都是我自己写的,能有5分么?自己写作真心不好.我不会再低了吧?In the contemproary world,the quality of life in some large cities is becoming worse In my point of my view, there are various reason behind the phenomenon.To begin with,The invention of new technology brought pollution while improving people’s live.The emission from industries and agriculture are the main cause of air pollution which could the most serious problem in our world. That lead
• 第一单元 Don't hurry!We can get to the bus station in time and we d the early bus.A .don't miss第一单元1.Don't hurry!We can get to the bus station in time and we d the early bus.A .don't miss B.can missing C.will miss D.won't miss.2.There is going to a sports meeting next week.If it ,we'll have to cancel it.A.be; will rain B.have;will rain C.be; rains3.There serious air pollution if people use more and more cars.A.will be B.has C.will have4.Most of my classma
• Air pollution is___most serious problem in many major cities and___measires should be taken to deal
• Air pollution is___most serious problem in many major cities and___measires should be taken to deal with it
• 根据经济发展水平世界上有二十多个发达国家,位于撒哈拉沙漠以南非洲的是
• 非洲撒哈拉沙漠中部以南的区域有哪些国家主要的有那几个国家