The sick boy to hospital by the police yesterday.A. is takenB. was takenC. takesD. took

问题补充：

The sick boy to hospital by the police yesterday.

A. is taken

B. was taken

C. takes

D. took

答案：

A. is taken

B. was taken

C. takes

D. took

解析：考查被动语态。句意：昨天这个生病的小男孩被警察送到医院。Be taken to someplace被带到某处，根据时间状语yesterday，用一般过去时，故选B项。