The air pollution in China___mainly___by high levels of PM2.5. 相关知识点: 试题来源: 解析 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...
Air pollution is a global problem, but China is particularly serious about it. In recent years, China's air quality index (AQI) has regularly exceeded safety standards set by the World Health Organization. This article will explore the causes and consequences of air pollution in China and propo...
(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...
Recently ther e has been a drop in th e pri c e of o il(石油) in China.II.用括号内所给单词的适当形式填空。6. -Can you pass th e English exam this time?-I'm not sure. I feel hopeless (hope) about it.7. W e should do something useful to stop th e pollution (pollute)...
aSince the new China was founded, especially since the reform and opening up, the rapid development of the national economy Chinese. In 2013 China's GDP reached 56884500000000 yuan, according to comparable prices, than going up year of growth 7.7%. 因为新的中国特别是从改革和开放建立了,国民经...
I.根据括号内所给的中文提示,正确拼写单词。1. Too much waste(废弃物) causes pollution. It's time to take action.2. We should do something to fight our great enemy ()-pollution.3. It can make you ill, and may even __ kill_(死)you.4. Sweet potatoes were already a main crop (物)...
摘要: Severe PM2.5pollution events occurred in Shenyang in December 2015 and 2016.The decrease of horizontal advection is the direct cause of pollution in Shenyang.The causes of severe pollution in Shenyang are complex.关键词: WRF-CMAQ model Geographical and meteorological conditions Physical processes...
aOn the other hand, why I choose to live in the countryside is because the environment in the countryside is by far beyond comparison with big cities, there are less pollution, fewer factories and less noise in the countryside, however the city are filled with cars and factories which are ...
教学片段: T: Do you know what causes water pollution? Ss: Factories pour waste water into rivers and lakes. T: All the factories? Ss: No. T: What kind of factories? Ss: Paper factories, printing and dyeing mills, plastic factories... T; What else can cause water pollution, too? Ss...
The causes of water pollution 家乡的小河 Today the class’s video on “The ecology and plastic pollution for Ocean…” brought me to worry about my hometown river in China. When I was a child, my hometown river was transparent and cleaning, and you could see the bottom of the river in...