高一英语题（关于虚拟语气）
问题描述：
高一英语题（关于虚拟语气）
Jack ( ) yet last nigh,otherwise he ( ) me.
A.mustn't have arrived;must have phoned
B.may have arrived;need have phoned
C.can't have arrived;would have phoned
D.shouldn't have arrived;can have phoned
为什么选C?
答
第一个空格表示猜测,具体已经写过了,
虚拟语气公式,主句如果是过去,
用would have done
答案 C