His illness was too serious, otherwise he saved.A. could beB. couldn’t have beenC. coul

发布时间：2020-08-17 13:27:32

His illness was too serious, otherwise he      saved.
A. could be
B. couldn’t have been
C. could have
D. could have been

网友回答

A. could be
B. couldn’t have been
C. could have
(答案→)D. could have been
解析：由首句的过去时可知otherwise后的句子是对过去情况的虚拟的假设。
以上问题属网友观点，不代表本站立场，仅供参考！