2. 外语
  3. Most earthquakes occur within the upper 15 miles of the earth’s surface. But earthquakes can and do occur【C1】______all depths to

Most earthquakes occur within the upper 15 miles of the earth’s surface. But earthquakes can and do occur【C1】______all depths to

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问题     Most earthquakes occur within the upper 15 miles of the earth’s surface. But earthquakes can and do occur【C1】______all depths to about 460 miles. Their number【C2】______as the depth increases. At about 460 miles one earthquake occurs only every few years. Near the surface earthquakes may run as【C3】______as 100 in a month, but the yearly average does not【C4】______much.
    The【C5】______of the disaster in an earthquake depends on many【C6】______. If you carefully build a toy house with an erect set, it will still stand no matter【C7】______you shake the table. But if you build a toy house with a【C8】______of cards, a slight shake of the table will make it fall. An earthquake in Agadir, Morocco, was not strong enough to【C9】______on distant instruments, but it completely destroyed the city. Many stronger earthquakes have done comparatively【C10】______damage. If a building is well【C11】______and built on solid ground, it will【C12】______an earthquake. Most【C13】______in earthquakes have been【C14】______faulty building construction or poor building sites. A third and very serious factor is panic. When people rush out into narrow streets, more deaths will【C15】______.
    The United Nations【C16】______an important part in【C17】______the damage done by earthquakes. It has sent a team of experts to all countries known to be【C18】______by earthquakes. Working with local geologists and engineers, the experts have studied the【C19】______of the ground and the type of most practical building code for the local area. If【C20】______, these suggestions will make disastrous earthquakes almost a thing of the past.
【C19】
选项 A、features
B、nature
C、characteristics
D、traits
答案B
解析 词义辨析题 feature“特征，特色，特点”，如：memorable features of the Scottishlandscape苏格兰景色中令人难忘的特征；nature“性质”，如：He knows nothing ofthe nature of my work．他一点也不了解我的工作性质。characteristics“与众不同的特征”，如：What characteristics distinguish the Americans from the Canadians?美国人和加拿大人的特征有什么不同?trait“人的个性，显著的特点”；如：One of his lessattractive traits is criticizing his wife in public．他有个不大讨人喜欢的特点，就是爱当众责备妻子。此处是指当地的地质特性。
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