TheproportionofelderlypeopleincreasesinBritainandmedica...
来源：语文精选馆 2.99W
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
