The air pollution in China mainly by high levels of PM2.5. 相关知识点: 试题来源: 解析 is;caused 本题主要考查一般现在时被动语态。 根据句意,中国的空气污染主要是由高浓度的PM2.5引起的。 "空气污染" 和 "引起" 之间是被动关系,the air pollution 作主语时,谓语应用被动语态 be caused。be 动词应与...
(SEI),and explores the current situation of the research on the causes of air pollution in China through literature research and summary methods.It not only provides a scientific basis for the reasonable formulation of policies and strategies,but also makes it more convenient for the government to...
解答 答案:is,caused.原句是一般现在时的主动语态,下文的主语是the air pollution是动词cause引起的承受者,构成被动关系,故用一般现在时的被动语态am/is/are+过去分词,主语是不可数名词,故用is,cause的过去式是caused,故答案是is,caused. 点评 一般现在时的被动语态am/is/are+过去分词的呈现,各种类型的被动语态...
翻译结果2复制译文编辑译文朗读译文返回顶部 There are so many causes of air pollution翻译结果3复制译文编辑译文朗读译文返回顶部 There are so many causes of air pollution翻译结果4复制译文编辑译文朗读译文返回顶部 There are too many reasons to cause air pollution...
One of the causes of air pollution 翻译结果5复制译文编辑译文朗读译文返回顶部 The air one of reasons which pollutes 相关内容 aAlways looking for ‘Tiffany Yours 总寻找`Tiffany你的[translate] ajust stand and sit down 请站立并且坐下来[translate] ...
To control air pollution, there are many ways. Developing energy friendly to the environment is very popular in many countries. China, for example, is trying hard to make use of energy from the Sun and wind. It has spent a lot making electric cars and trains to displace the traditional ...
Image Source: Top News Singapore There are several main causes of air pollution, the vast majority of them can be attributed to man. This article will give you a definition of air pollution and list some of the top causes and how each one contributes to the contamination in the atmosphere....
Open biomass burning is an important source of air pollution in China and globally. Joint observations of air pollution were conducted in five cities (Shan... S Wang - 《Atmospheric Chemistry & Physics Discussions》 被引量: 221发表: 2014年 On the causes of the decrease in the harbour seal ...
3.Nanjing Intelligent Environmental Sci Tech Company Limited, Nanjing, Jiangsu 211800, China Abstract: An intensive observation of ambient volatile organic compounds (VOCs) was conducted in air pollution transmission path cities in Jiangsu Province, during a typical photochemical pollution episode from Augu...
The rapid development in Beijing, the capital of China, has resulted in serious air pollution problems. Meanwhile great efforts have been made to improve t... Z Ju,Z Ouyang,M Hong,... - 《Journal of Environmental Sciences》 被引量: 125发表: 2011年 Ambient Air Quality Data Summary and Tr...