2. 外语
  3. The need for birth control methods has developed fairly recently, with the desire among many women to【B1】______decide when they

The need for birth control methods has developed fairly recently, with the desire among many women to【B1】______decide when they

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问题     The need for birth control methods has developed fairly recently, with the desire among many women to【B1】______decide when they want to have a baby. At the same time there is a growing【B2】______of the problem of a rapidly increasing world population.
    This problem of a rising world population is largely the result of【B3】______skills, which have lowered the death rate and at the same time raised the birth rate by increasing live births and the number of babies who survive early childhood. There is a growing realisation that food production cannot【B4】______these increase, the result of which is that in some countries people are already starving to death. This problem is further【B5】______by the fact that in places like America and Europe we obtain by trade and consume far more food and resources like oil than, say, the average Indian, thus leaving even less for the people in the underdeveloped areas to【B6】______.
    World population is rising at a rate of two percent a year; this means an addition of 70 million people a year to the【B7】______population of more than 3,500 million. There are striking regional【B8】______in the population growth trends. The fastest growing region is Latin America which includes South and Central America and the Caribbean, while Africa and Asia【B9】______follow Latin America. However, the largest【B10】______addition to the world population is in Asia which at present contains about three-fifths of the people in the world.
【B8】
选项
答案differences
解析 differences，意为“差别，差异”。
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大学英语四级

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