____of them was in good health ,but both worked very hard

问题描述:

____of them was in good health ,but both worked very hard
A both B each C all D neither
个人觉得选D= =b

楼主的选择是对的,neither of them 意思为他们两个中的任意一个都不,句子的意思是他们两个没有一个是身体健康的,但他们两个都很努力的工作.A,B和题目句子意思不同,C的all应用与三人或三人以上的,所以选择D ,望楼主采纳,