根据短文内容.选择最佳答案. when Chinese people find out that someone comes from London,they often say,"Lon——青夏教育精英家教网—

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根据短文内容，选择最佳答案。

when Chinese people find out that someone comes from London,they often say,"London is a foggy city ,isn't it?" British people who visit China often __34____say that London is not a foggy city at all!But if London is not foggy.__35___bo so many

people in China think it is?In tact, London used to be a foggy city ,__36___in isn't any more.

In London peole of this it in pollution (污染)came from factories, but a lot of it came from coal (煤)because people used　 it in their houses ____37____warm duing the winter .By the 1950s,Long-don's air pollution had became so __38__that the govemment (政府)decided to do something to clean up the air.A new rule was made.It said that ___39___was not allowed to bum

(燃烧)cosl in any British city.Just a few years ____40___,the air became much cleaner.

Now many Chinese cities meet the same kind of __41___with air pollution that London met forty or fitty years ago. However.this problem is more difficult for Chinese cities to ___42___.First, more of the pollution comes from big fsctoies than from coal that pcople use in their houses. If these fac-lories are suddenly closed,lots of people__43__their jobs.Second , cleaner fuels(燃料)are quite expensive. However, the air in many cities is __44__slowly becoming cleaner,because the govem-ment and ordinary people are trying to make pollution__45__.As a result,the air in Beijing is get-ting cleaner and cleaner.

34. A.must　　B.have to 　C.should　　 D.Will

35. A.what　　B.when　　 C.which　　 D.why

36. A.and　　　B.but　　　 C.SO　　　　 D.or

37. A.to keep　 B.keeping　 C.kept　　　D.keep

38. A.well　　 B.good　　 C.badly　　　D.bad

39. A.somebody B.anybody　 C.nobody　 D.everybody

40. A.before　　 B.ago　　　C.later　　　D.after

41. A.problem　 B.question　 C.accident　 D.discussion

42. A.find　　　B.answer　　 C.solve　　 D.save

43. A.lost　　　B.lose　　 C.would lose D.will lose

44. A.almost　　B.already　 C.hardly　 D.nearly

45. A.liule　　B.less　　　C.much　　 D.more