You _____ of the time of the party, but
问题:
You _____ of the time of the party, but I forgot. I am so sorry.
A.should have been told
B.ought to tell
C.could have told
D.ought to have told
You _____ of the time of the party, but I forgot. I am so sorry.
A.should have been told
B.ought to tell
C.could have told
D.ought to have told