last as his coach suggested, he wouldn’t have narrowly escaped being killed.
A. Hadn’t the skydiver exited
B. If the skydiver hadn’t exited
C. Should the skydiver not exit
D. If the skydiver wouldn’t exit
网友回答
A. Hadn’t the skydiver exited
(答案→)B. If the skydiver hadn’t exited
C. Should the skydiver not exit
D. If the skydiver wouldn’t exit
解析：从主句wouldn’t have narrowly escaped判断本句为对过去事情的虚拟语气，从句可用if sb. hadn’t done 或 had sb. not done的结构。