单选题
公共英语三级
2009-08-06
The conclusion which can be drawn safely from the second paragraph is that
A.a population growth from natural increase leads to a greater proportion of the workforce
B.a large population does not necessarily mean a higher proportion of workforce
C.the larger the number of the aged in a population, the higher the proportion of the workforce
D.if the population has an evenly spreaded age distribution,the workforce will be lower
参考答案
B
答案解析
第二段主要论述age distribution对于劳动力规模的影响。
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