TheproportionofelderlypeopleincreasesinBritainandmedic...

问题详情：

 The proportion of elderly people increases in Britain and medical advances make it possible to keep alive patients who ________ previously.

A. would die         B. had died         C. should have died     D. would have died

【回答】

D

知识点：虚拟语气与情态动词

题型：选择题