相关知识点: 试题来源: 解析 B。解析:文章中明确提到 Air pollution is caused by the emission of harmful gases and particulate matter from factories, vehicles, and power plants.(空气污染是由工厂、车辆和发电厂排放的有害气体和颗粒物引起的。)反馈 收藏 ...
解析 Air pollution is caused by industrial emissions, vehicle exhaust, burning fossil fuels, agricultural activities, and construction work. Water pollution is caused by industrial wastewater, agricultural runoff, urban sewage, and marine dumping. Plastic pollution is caused by the excessive use and imp...
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It is outdoor air pollution, usually caused by emissions from transportation, power generations, agriculture, and open burning. The chemicals in Ambient Air Pollution is different from that of indoor air pollution. When pollution occurs in the air, it can easily travel and spread, and because we...
试题详情 What was the air pollution(cause) by? 知识点 参考答案
根据“What was the air pollution…(cause) by?”可知,空气污染是由什么引起的?表达“由……引起”用短语be caused by,主语the air pollution(空气污染)与谓语cause(引起)之间是被动关系,所以本句是被动语态,这里含有was是一般过去时,所以句子使用一般过去时的被动语态,一般过去时的被动语态结构:were/was+动词的...
答案见上【答案】caused【核心短语/词汇】be caused by: 由……引起【翻译】空气污染是由什么引起的?【解析】根据题干要求,本题需要表达“空气污染是由什么引起的”这一语义。“由……引起”的英文是“be caused by”,主语the air pollution(空气污染)与谓语cause(引起)之间是被动关系,was后接动词的过去分词,构...
Air pollution is caused by humans introducing chemicals and other materials into the air. These pollutants are dangerous to both the environment and our own health. Air pollution has a wide range of effects, from respiratory disease to climate change. Un
As time goes by, man is making the earth sick. People cut down too many trees and leave rubbish everywhere. Factories let out their waste without doing anything to it. This has caused some serious problems. Such as the land is sandy, the river is dirty, the air is less clean, even ...
Step 4: Summarize the Causes of Air PollutionIn summary, air pollution is primarily caused by the combustion of fossil fuels and industrial activities that release harmful pollutants into the atmosphere, affecting air quality and human health. --- Show More ...