题目According to the speaker, what is the feature of air pollutants A. Its contents often remain stable.B. Its definition will change over time.C. Air pollutants are natural.D. Air pollutants are man-mad 相关知识点: 试题来源: 解析 B [解析] 本题为细节题,考查考生抓住文章中所谈到的重要细...
What may be influenced by air pollutants A. Humans and animals.B. The global climate.C. Vegetations and plants.D. Mineral materials. 相关知识点: 试题来源: 解析 A,C [解析] 本题为篇章应用题的要点多选题,考生必须具备辨别什么是文中的主要观点,什么是次要观点,什么是事实和细节的能力。题目问:什...
What Is Air Pollution?Air pollution is normally defined an air that contains one or more chemicals in high enough concentrations to harm humans,other animals,vegentation or materials.There are two major types of air pollutants.A primary air pollutant is a chemical added directely to the air tha...
Answer:A) Primary air pollutants are those which are emitted directly into the atmosphere and remain in the form in which they are emitted Explanation: Primary air pollutants are those which are emitted directly into the atmosphere and remain in the form in which they are emitted. ...
B. Natural air pollutants are harmful to people.C. There are some chemical reactions in the air.D. Air pollutants move from air to water or soil. 相关知识点: 试题来源: 解析 A [解析] 本题为语用理解题中的推论题。题目问:根据这一段所听到的,能得出什么推论这一段提到:“当地球发生进化时...
网站导航:WhatmaybeinfluencedbyairpollutantsA>列表1 题目:What may be influenced by air pollutants? A.Humans and animals. B.The global climate. C.Vegetations and plants. D.Mineral materials. 免费查看参考答案及解析 12345678910下一页共2000条数据 ...
英语翻译Text:Type and Sources of Air PollutantsWhat Is Air Pollution?Air pollution is normally defined an air that contains one or more chemicals in high enough concentrations to harm humans,other animals,vegentation or materials.There are two ma
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Once you make your choice, you are taken to the “healing center”. You are asked to take off your shoes as well as any jewelry that might damage the chairs, after which you can choose a massage mode, from “stretch” or “sleep”. You can start with stretch for a few minutes, ...
There are six common air pollutants which threaten our health and environment. These are classified as ozone, particulate matter, carbon monoxide, nitrogen dioxide, sulfur dioxide, and lead. The Environmental Protection Agency tracks each of these pollutants in two ways. First, they measure the conc...