Had the US Airways captain not guided his jet to a safe landing on the Hudson River, just west of New York, over 100 people aboard , along with many more on the ground.
A. might have died
B. needn’t have died
C. must die
D. shouldn’t die
网友回答
(答案→)A. might have died
B. needn’t have died
C. must die
D. shouldn’t die
解析：句意：要不是那位美国航空公司机长指挥飞机安全降落在纽约州西部的哈德逊河上的话，那
么机上100多号人连同地面更多的人也许就命丧黄泉了。上文用了与过去事实相反的虚拟语气，下文就应该是对过去的假设的推测。might have died也许就会死了；needn’t have died本来没有必要去死。