问题补充:
One-third of the country covered with trees and the majority of the citizens
black people.
A. is; are B is; is C are; are D are; is
答案:
解析:本题考察主谓一致。分数、百分比、the majority of, the minority of等结构的单复数取决于其后面所跟的名词的单复数。The country是单数,而the citizens是复数,故选A;