-If he had been warned he that food yesterday.-Luckily he was sent to the hospit

问题补充：

---- If he had been warned, he that food yesterday.

---- Luckily he was sent to the hospital immediately.

A. would not take

B. would not have taken

C. had not taken

D. didn’t take

答案：

A. would not take

(答案→)B. would not have taken

C. had not taken

D. didn’t take

解析：考查虚拟语气。本题是一个与过去事实相反的虚拟语气。从句使用过去完成时，主句用情态动词+have+done;句意：如果他被警告了，他就不会吃那个食物了。