【阅读短文，根据其内容，补全下面表格．（每小题1分，满分5分）AlmostaseventhofChinahasbeenunderheavysmog．Theairpollutionin20citieshasreached"dangerlevel"．Chinaisnotalone，however．Manycoun】|小学英语问答-字典翻译问答网

【阅读短文，根据其内容，补全下面表格．（每小题1分，满分5分）AlmostaseventhofChinahasbeenunderheavysmog．Theairpollutionin20citieshasreached"dangerlevel"．Chinaisnotalone，however．Manycoun】

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阅读短文，根据其内容，补全下面表格．（每小题1分，满分5分）

Almost a seventh of China has been under heavy smog．The air pollution in 20 cities has reached"danger level"．China is not alone，however．Many countries have the same situation．The air pollution is a problem from which we can't hide．

United States

Since the beginning of the 19th century，America has had trouble with environmental problems，air pollution in particular．Almost 60 percent of Americans live in areas，where air pollution has reached unheathly levels．It can make people sick．

The US created the Environmental Protection Agency in 1970 and passed the Clean Air Act．Now the air quality all over the country is much cleaner，especially compared to ten years ago．London

Yellow-grey smog was a frequent visitor to London in 1950s and got the name"London fog"．The heaviest，which shocked the world，was in 1952．Because of cold weather and windless conditions，polluted air covered the city．People could see something around them only in a few metres and about 4，000 people died．In 1956，London passed the Clean Air Act．It largely reduced air pollution．New Delhi

Because New Delhi is developing fast．Its air quality is even worse than that of Chinese cities．New Delhi has done little to improve air quality in recent years．However，the city government made a few changes more than 10 years ago．They moved industry out of the city，built a subway and improved public transport．

World Battles Against Air Pollution

China

As for the air pollution，China is not（66）___，many countries have the same situation．

United States

About 60 percent of Americans live in&nbs

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　　66．alone67．airpollution　68．wascreated69．heaviest　70．worse 　　66题答案：alone考查细节理解题，根据文中的第一段Chinaisnotalone可知中国并不孤单，故答案alone．　　67题答案：airpollution考查细节理解题，根据文中的第二段Almost60percentofAmericansliveinareas，whereairpollutionhasreachedunheathlylevels．可知几乎百分之60的美国人居住的地区，那里的空气污染水平已经达到了不健康的水平，故答案airpollution 　　68题答案：wascreated 考查细节理解题，根据文中的第三段TheUScreatedtheEnvironmentalProtectionAgencyin1970andpassedtheCleanAirAct可知美国于1970成立了环境保护署，并颁布了《清洁空气法》，故答案wascreated．　　69题答案：heaviest考查细节理解题，根据文中的第三段Theheaviest，whichshockedtheworld，wasin1952可知最重的震惊世界的是1952年的，故答案heaviest 　　70题答案：worse考查细节理解题，根据文中的最后一段BecauseNewDelhiisdevelopingfast．ItsairqualityisevenworsethanthatofChinesecities可知因为新德里发展很快，它的空气质量比中国的城市还要差，故答案worse．