1. The air is dirty because of pollution, including industrial emissions, car exhaust, and burning fossil fuels. 2. The smoke comes from factory chimneys, car exhaust, burning garbage or wood, etc. 3. The air in the street is usually dirty because of the large amount of car exhaust a...
31. The f___ which make waste gas and smoke are a main reason why the air is becoming worse.相关知识点: 试题来源: 解析 factories 题目要求填入一个名词,指代产生废气和烟雾的源头,也是空气污染的主要原因。根据语境,答案为“factories”,即工厂。工厂排放的工业废气和烟雾是空气质量恶化的主要因素之一。
—Tina isn’t at school today. Do you know why—She ___ have the flu, but I’m not sure about it.A.must B.can’t C.may D.should 免费查看参考答案及解析 题目: —Why is Grace so good at Chinese—Because she ___China for seven years.A.has been to B.has gone to C.has ...
[translate] a为什么不抽烟? 由于烟包含了很多毒素,抽不仅有害对身体,也散发有毒气体 Why doesn't smoke? Because the smoke has contained very many toxin, not only pulls out harmfully to the body, also sends out the virulent gas[translate]...
Smoke is a colloid because of the properties it exhibits: - It is made of uniform and homogeneous mixtures that do not separate on their own. - it...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your...
Can the option of smoking be left up to the public rather or not an individual should smoke in public. Where does the line end in the rights of a person the right to inhale clean air, the right to excise your right to smoke in public? Non-Smokers have the right to smoke free clean...
Air quality alerts in the Philadelphia region range from "Code Red" to "Code Maroon," which is the most hazardous level. Skies are hazy and air quality is reduced in Philadelphia, the surrounding suburbs, the Lehigh Valley and Delaware due to smoke...
Two is the western-style smoke machine, the use multi-layer oil net filtration {5-7}, increases the electrical machinery power to achieve the desired effect, general power all above tile.The characteristic is: The outward appearance is attractive, the price is expensive, suits the high end us...
Today, we sit in a dark room in the evening, ___the adventures of Batman. The medium (媒介) is different, the technology has changed,___ the people are really the same.Hollywood’s biggest superheroes live in the future. That is not really surprising. People today are ___ the future...
结果1 题目 ( A )1.—-Smoke from cars and factories makes the air dirty. A. Why does the Earth get sick? B. What can we do to save water? C. What can we do to keep the air clean? 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...