单项选择题

The factor which does NOT influence the size of the workforce is______.

A．the size of population
B．age distribution of the population
C．national economy
D．natural increase

<上一题目录下一题>

热门试题

单项选择题Teacher evaluations should be written in______.

单项选择题A．guiltB．happinessC．sadnessD．eagerness