2. 外语
  3. In the past hundred years a million people have died in earthquakes, another million have been killed by【B1】______ and tornadoes

In the past hundred years a million people have died in earthquakes, another million have been killed by【B1】______ and tornadoes

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问题     In the past hundred years a million people have died in earthquakes, another million have been killed by【B1】______ and tornadoes and 9 million have lost their lives in floods. In addition to this many millions more have died as a result of famine and disease. We should also not forget in many of the world’s countries【B2】______, chronic water shortage, is a fact of life, especially in the African Sahel region【B3】______the Sahara desert.
    Scientists and engineers around the world have made great advances in earthquake engineering. It is, of course,【B4】______physically to move cities such as Tokyo and San Francisco that have been built in earthquake【B5】______. But most often it is not the earthquake that【B6】______people, it is the【B7】______buildings, bridges and other structures that cause deaths, and the【B8】______of that happening can be greatly reduced by better building programs.
    【B9】______ .【B10】______ we have catapulted(弹射)hundreds of species of plants and animals into extinction, at the same time possibly wrecking our own long-term prospects for survival.【B11】______
【B4】
选项
答案unfeasible
解析 空前的it is和空后的不定式结构to do sth．提示所填词为形容词。不定式部分to move citiessuch as Tokyo and San Francisco显然是不可能办到的事，所填词可能表达“不可能，不可行”的含义．unfeasible意为“不可行的”．
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