2. 外语
  3. Workforce is composed of ______. It can be concluded from Paragraph 2 that ______.

Workforce is composed of ______. It can be concluded from Paragraph 2 that ______.

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问题 Workforce is composed of ______.
It can be concluded from Paragraph 2 that ______.
选项 A、a population growth leads to a greater proportion of workforce
B、a large population does not necessarily mean a high proportion of workforce
C、the size of the aged determines the proportion of workforce
D、the proportion of the very young determines the size of workforce
答案B
解析 本题从第二段最后一句话“If the population grows rapidly from natural increase,i.e., the number of births greatly exceeds the number of deaths，then as the total population increases，the proportion in the workforce declines．”中可得出答案。
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