2. 外语
  3. It may be necessary, in order that future【C1】______can enjoy clean air, that more of the【C2】______is borne by long-term central

It may be necessary, in order that future【C1】______can enjoy clean air, that more of the【C2】______is borne by long-term central

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问题     It may be necessary, in order that future【C1】______can enjoy clean air, that more of the【C2】______is borne by long-term central government fund As air pollution varies enormously from place to place and can, indeed, be very local, it may also be necessary for the central government to【C3】______money so that local authorities can【C4】______special local problems. That these can be significant was shown by the report made in 1970【C5】______behalf of the London Boroughs Association. This【C6】______that in central London since 1958 smoke concentrations have decreased by 80 percent, whereas sunshine has increased by 70 percent and winter visibility has【C7】______threefold. There have been【C8】______in mortality and hospital admissions【C9】______with air pollution and in the response to it of bronchitis, as well as clear if less documented increases in plant types and bird【C10】______in the cities.
【C1】
选项 A、habitats
B、inhabitants
C、inhabitant
D、inhabit
答案B
解析 A项habitat(s)是可数名词，指的是动物的“生活环境，栖息地”。如：Asia is the habitat of the tiger．亚洲是老虎生活的自然环境所在。D项inhabit是动词，意为live in。C项inhabitant指的是生活在一个地区的“居民”，本题中应用inhabitant的复数形式，指地球上居住的人，所以B为正确答案。
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