2. 外语
  3. The industrial societies have been extremely productive during the last two centuries. The 【S1】______ advance has been remarkabl

The industrial societies have been extremely productive during the last two centuries. The 【S1】______ advance has been remarkabl

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问题     The industrial societies have been extremely productive during the last two centuries. The 【S1】______ advance has been remarkable. During this 【S2】______ short period of time, greater changes in people’s living conditions have occurred than in the thousands of years which 【S3】______ .
    From about 8000 B.C., when the agricultural era of the human race Began, to 1776 A. D., the Beginning of the American Revolution, people grew 【S4】______ any richer at all. The Americans of 1776 used the same energy sources as the Romans of 1 A.D.
    Both the 【S5】______ Romans and the Americans of 200 years ago could travel about the same short distance in a day. Both had about the same 【S6】______ income and the same life span.
    During the past 200 years the world population has increased 6 times, the annual world 【S7】______ has increased 80 times, and the distance a person can travel has gone up 1,000 times. There has also been much recent 【S8】______ in art, culture, learning, and science. Such changes have led to a high rate of production and growth of the economy.
    Economists fear that within the next 100 to 150 years, the earth’s resources will become very scarce. Their fears axe partly justified, but we should not be afraid. Industrial 【S9】______ adapts to new knowledge. By advancing knowledge, we not only create new forms of resources, but we also find ways to 【S10】______ their use.

A) hardly           B) output           C) presumably         D) annual
E) civilization     F) economical       G) relatively         H) circulation
I) economic         J) followed         K) progress           L) modernize
M) economize        N) preceded         O) ancient  
【S7】
选项
答案B
解析 第二段的第一句的大意是“在过去的200年间，世界人口增长了6倍，世界年产量增长了80倍……”。选项中表示“产量”词义的名词只有output，故选B。
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