— The door was open.— It （） open. I had locked it myself and the key was in my pocket.
— The door was open.— It （） open. I had locked it myself and the key was in my pocket.
A.can't be
B.mustn't
C.can't have been
D.mustn't have been
正确答案：can't have been
Tag：英语语法
时间：2022-01-12 22:15:22