题目
【题目】Hundreds of thousands of lives we-|||-re saved in 2017 alone because of the improve-|||-ment of the encironment, according to a new-|||-research.Fine particle pollution declined rapidl-|||-y following the new rules on industrial emissi-|||-ons and the promotion of clcan fuels, accordin-|||-g to the study, published on Monday in the N-|||-ational Academy of Sciences of the United Sta-|||-tes of America.The study,which focused on-|||-the period from 2013-2017, was conducted by-|||-a group of Chinese researchers and scientist.-|||-PM2,5,as this kind of pollution is known,is-|||-so small that it can enter the bloodstream, po-|||-tentially leading to cancer, stroke and heart at-|||-tack in the long term.After rapid industrializ-|||-ation and weak regulations left the country wi-|||-th a reputation for smog and bad air quality,-|||-Chinese authoritics start to take air pollutio-|||-n seriously in 2008,-|||-In 2013,Beijing had PM2.5 concentrations 40-|||-times higher than levels recommended by the-|||-World Health O Organization(WHO),and the gow-|||-ernment introduced its toughest-ever clean air-|||-policies that pear,The study found"significa-|||-nt dedines" in PM2.5 levels across China fro-|||-m2013-2017,with new emissions rules for ve-|||-hicles. The authors say this "con firms the ef-|||-fecticeness of China`s recent clean air action-|||-8."-|||-These recent adtions have seen Beijing fall o-|||-ut of the top 100 most polluted cities in Asia-|||-in recent years,with the pollution levels 10%-|||-lower across Chinese cities betteen 2017 and-|||-2018,according to a report by Greenpence and-|||-Air V isual.Shanghai,the country`s largest ci-|||-ty and financial capital, has also made entiro-|||-nmental adtances, such as adopting strict recy-|||-ding regulations. Pablic pressure has been the-|||-driving force of pollution policy in China.-|||-Air pollution is a global issuc,and India is n-|||-ow home to 22 of the 30 most polluted world-|||-cities, according to the Greenpeace and Air Vi-|||-sual report. In the US,a recent study said ai-|||-r pollution was linked to more than 107,000 d-|||-eaths in 2011 and cost the couniry billio-|||-n-|||-[小题1】What saved many lives in China?-|||-A,China`s clean air poticies,-|||-B.The increased particle pollution.-|||-C.The study by researchers-|||-D.The reduction of the clean fuels.-|||-【小题2】Why did PM2.5 cause many disease-|||-s?-|||-A.It was called smog.-|||-B.It made the air cleaner.-|||-C.It went into the blood.-|||-D.It had a bad reputation.-|||-【小题3】When did Chinese government decide-|||-to treat the pollution?-|||-A.In 2008. B.In 2013.-|||-C.In 2017. D.In 2018.-|||-[小题4]What did people in Shanghai do to p-|||-rotect the eneironment?-|||-A.They built the thermal power plants.-|||-B.They stopped using industrial boilers-|||-C.They made Shanghai financial capital.

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