John went to the hospital alone. If he me about it I would have gone with him.A. tellsB.

问题补充：

John went to the hospital alone. If he me about it, I would have gone with him.

A. tells

B. told

C. should tell

D. had told

答案：

A. tells

B. told

C. should tell

(答案→)D. had told

解析：根据上文约独自去了医院。如果他告诉了我，我会和他一起去的。从语境来看，条件从句中假设的是在汤姆去医院之前发生并且完成的事情，故用过去完成时态，选D。