問題詳情

三、克漏字測驗
第一篇：Air pollution is a severe problem – one that we ignore at the risk of our health and our economy. Smoghangs heavy over Beijing, Shanghai and Hong Kong,    36    children grow up with asthma and otherrespiratory illnesses. Of particular concern is PM2.5 (    37    with an aerodynamic diameter less than 2.5 μm) airpollution. In Beijing, Shanghai, Guangzhou and Xi’an, PM2.5 concentration levels in all four cities exceed WorldHeath Organisation (WHO) air quality guidelines. This means    38    health risks to the cardiovascular system,cerebrovascular system and an increase in the probability of cancer and premature death. If the four cities hadeffectively controlled PM2.5 levels and    39    WHO air quality guidelines in 2012, the number of prematuredeaths would have decreased by at least 81%, while the economic benefits of reducing these premature deaths inthe cities would    40    875 million USD.
36.
(A) with
(B) which
(C) where
(D) if

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