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2013年12月英语四级选�填空习题�答案(2)

  导读:
  After the violent earthquake that shook Los Angeles in 1994, earthquake scientists had good news to report: The damage and death toll(死亡人数) could have been much worse. More than 60 people died in this earthquake.(The damage and death toll could have been much worse.此�为虚拟语气,“地震所造�的伤亡和�失本�应该更大。�说明实际上这次地震的�失并�大。)By comparison, an earthquake of similar M)intensity that shook America in 1998 claimed 25,000 victims.(这�的主干是an earthquake...claimed...25,000 victims。)
  Injuries and deaths were G)relatively less in Los Angeles because the quake occurred at 4:31 a.m. On a holiday, when traffic was light on the city’s highway. In addition, A)changes made to the construction codes in Los Angeles during the last 20 years have strengthened the city’s buildings and highways, making them more I)resistant to quakes.
  In the past, making structures quake-resist-ant meant firm yet B)flexible materials, such as steel and wood, that bend without breaking. Later, people tried to lift a building off its foundation, and insert rubber and steel between the building and its foundation to F)reduce the impact of ground vibrations. The most D)recent designs give buildings brains as well as concrete and steel supports, called smart buildings, the structures respond like living organisms to an earthquake’s vibrations. When ground shakes and the building tips forward, the computer would K)force the building to shift in the opposite direction. The new designs should offer even greater N)security to cities where earthquakes ofen take place.(In the past...,Later...,The most...designs,这里是一个世间顺�上的�述,说明了从以�到现在,建筑物的结构一直在�断�化。)
  The new smart structures could be very J)expensive to build. However, they would save many lives and would be less likely to be damaged during earthquakes.
  �全文翻译】

  1994年洛�矶�生强烈大地震�,地震学家报告了一个好消�:地震所造�的伤亡和�害并�大。此次地震有60多人丧生。相较而言,美国1998年�生的相似强度的地震造�的伤亡多达25,000人。
  洛�矶地震伤亡人数相对较少,是因为地震�生在凌晨4:31,而当天是个�日。当时城市公路上的车辆稀少。此外,在过去的20年中洛�矶市对建筑法规所�的修订使城市的建筑和�路系统更加�固,增强了抗震能力。
  在过去,防震建�指的是�固并且有弹性的�料,如钢�和木�,它们�使弯曲也�会折断。��,人们�试�将建筑物从地基上�起�,然�在建筑物和地基之间填充橡胶和钢�,从而�少地�震动对建筑物的影�。新的建筑设计�仅为建筑�供水泥和钢筋支撑,而且还赋予它智能,从而�为智能建筑,让建筑物能�生命有机体那样对地震�出�应。当地�震动而导致建筑物顶部��倾斜时,计算机将会迫使建筑物�相�方�移动。这�新的建筑设计能够使处于地震多�区的城市更为安全。
  这�新型的智能型建筑造价高昂。然而,它�以挽救许多人的生命,而且在地震中�大�能�到�害。

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