该用单数还是复数?A high percentage of the population _____ voting for the new school.(is,are)

问题描述:

该用单数还是复数?A high percentage of the population _____ voting for the new school.(is,are)
A high percentage of the population _____ voting for the new school.(is,are)
A high percentage of the people _________ voting for the new school.(was,were)
该用单数还是复数?

第一个单数,第二个复数.population都是以单数对待的,而 people 虽然看起来是单数,单它强调的是复数概念.