knows the way to the hospital so we have to ask the policeman for help.A. EveryoneB. No o

问题补充：

knows the way to the hospital so we have to ask the policeman for help.

A. Everyone

B. No one

C. Someone

D. Anyone

答案：

A. Everyone

(答案→)B. No one

C. Someone

D. Anyone

解析：我们必须要问警察到医院的路，所以本题前半句的含义应该是没有人知道到医院的路，nobody表示没人的意思，故本题选B。