问题
选择题
His illness was too serious, otherwise he _______ saved.
A．could be
B．couldn’t have been
C．could have
D．could have been
答案
D
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。
搜题请搜索小程序“爱下问搜题”
His illness was too serious, otherwise he _______ saved.
A．could be
B．couldn’t have been
C．could have
D．could have been
D
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。