They all wanted to stop working because they were too tired but of them would say so.A. a

问题补充：

They all wanted to stop working because they were too tired，but of them would say so.

A. any

B. some

C. none

D. neither

答案：

A. any

B. some

C. none

D. neither

解析：C

解析句意为：他们都想停止工作，因为他们太累了，但是又没有人愿意说出来。根据all可知此处指三者或三者以上的人，表示全部否定应该用none。