— We did not see him at the lecture yest
问题:
— We did not see him at the lecture yesterday.
— You _______ him, since I went to an international conference with him.
A.mustn’t have seen
B.can’t have seen
C.couldn’t see
D.needn’t have seen
— We did not see him at the lecture yesterday.
— You _______ him, since I went to an international conference with him.
A.mustn’t have seen
B.can’t have seen
C.couldn’t see
D.needn’t have seen