of them knew about the plan because it was secret.　　A.Some 　　B.Any 　　C.No one

题目

of them knew about the plan because it was secret.　　A.Some 　　B.Any 　　C.No one
D.None
是不是选A

答案

D.句意：没有人知道这个计划,因为它是个秘密.
另外,none 可接of 短语,而no one 不能接（no one =nobody）