The employees were tired of working hours and some of them even gave up their work.
A. special
B. extra
C. especial
D. spare
网友回答
A. special
(答案→)B. extra
C. especial
D. spare
解析：考查形容词：A. special特殊的B. extra额外的C. especial特别的D. spare多余的，空闲的，句意：职员厌倦于每天加班，有的人甚至放弃了工作。选B。