摘要:11.[2010·全国大联考]I up early this morning, so I stayed in bed until 8 o’clock a.m. A.needn’t have got B.didn’t need to get C.shouldn’t have got D.can’t have got 11B考查情态动词及虚拟语气的用法.此处need用作行为动词时.前面用助动词do表示否定或者疑问.此句中的didn’t need to get up表示“没有必要而未做某事 ,needn’t have done something表示“做了一件没有必要做的事 ,shouldn’t have done sth.表示“做了不应该做的事 .是一种表示责备的语气,can’t have done sth.表示否定的推测.

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(上海市六校2010届高三联考)

There is a close link between local climate and the occurrence or severity of some diseases and other threats to human health. Extreme temperatures can directly cause the __50____ of life. ___51___ several serious diseases appear only in warm areas. Finally, __52____ temperatures can increase air and water pollution, which __53____ harm human health. The most direct effect of ___54___ change would be the impact of hotter temperatures themselves. __55____ hot temperatures increase the number of people who die on a given day for many reasons: People with heart problems are ___56___ because their heart and blood vessels system must work harder to keep the body cool during hot weather. Heat exhaustion and some breathing problems increase. Higher air temperatures also increase the concentration of ozone (臭氧)at ground ___57___. The natural layer of ozone in the upper atmosphere blocks harmful ultraviolet (紫外线) radiation from reaching the earth’s surface; but in the lower atmosphere, ozone is a(n) ___58___ pollutant. Ozone damages lung cells, and causes particular problems for people with lung diseases. ___59___ modest exposure to ozone can cause healthy individuals to ___60___ chest pains and sickness.

____61__ -related deaths can be prevented by ___62___ measures to move people without proper protection to air-conditioned buildings, and by reducing the releasing of photochemical oxidants(光化氧化剂)which cause ground-level ozone. Many of the ___63___ of climate change on health could be avoided through maintenance of the strong public health programs to monitor, isolate, and treat the spread of infectious diseases and ___64___ to other health problems as they occur.

50. A. loss                    B. change                            C. regret                       D. failure

51. A. Moreover            B. However                  C. Hence                      D. Instead

52. A. local                   B. warm                       C. various                     D. moderate

53. A. or else                B. in turn                      C. in the way                D. for the moment

54. A. health                 B. diet                          C. climate                     D. time

55. A. Greatly               B. Considerably             C. Adequately                D. Extremely

56. A. much safer          B. hardly affected          C. ill-protected              D. barely attacked

57. A. base                   B. standard                   C. space                       D. level

58. A. harmful               B. beneficial                  C. infectious                 D. useful

59. A. But                     B. Even                        C. Thus                        D. Or

60. A. resist                  B. cure                         C. experience                D. reduce

61. A. Pollution             B. Exhaustion                C. Breathing                  D. Heat

62. A. emergency          B. urgency                    C. tension                     D. stress

63. A. signs                  B. impacts                    C. results                      D. causes

64. A. apply                  B. reply                        C. respond                    D. direct

  

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