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The word "demographic" (Line 4, Para. 1) means ______. Which of the following demographic growth patterns is most suitable for
The word "demographic" (Line 4, Para. 1) means ______. Which of the following demographic growth patterns is most suitable for
admin
2012-12-13
46
问题
The word "demographic" (Line 4, Para. 1) means ______.
Which of the following demographic growth patterns is most suitable for the long thin powder fuse analogy?
选项
A、A virtually stable or slightly decreasing period and then a sudden explosion of population.
B、A slow growth for a long time and then a period of rapid, dramatic increase.
C、Too many people on earth and a few rapid increase in the number added each year.
D、A long period when death rates exceed birthrates and then a short period with higher fertility and lower mortality.
答案
B
解析
推断题。由文章第二段第二句和第三句的virtually stable or growing very slightly for most of human history可知,文章第一段最后一句的引申意思是:在人口缓慢稳定的增长之后会出现人口的激增。四个选项之中,只有B与其最相符,故选B。
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0
大学英语六级
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