关于英语 单复数的两个问题 急

问题描述:

关于英语 单复数的两个问题 急
three fifths of the population 后面的be动词形式是用 is 还是are?
three fifths of the people 后面的be动词用复数还是单数?

ree fifths of the population ...强调人口.一般接单数.
three fifths of the people .强调人.一般接复数.