问题
选择题
She________the film. She knows nothing about it.
A.can’t see
B.can’t have seen
C.must see
D.mustn’t have seen
答案
答案:B
can’t have done,表示对过去发生情况的否定推测,意为“不可能已经……”。
She________the film. She knows nothing about it.
A.can’t see
B.can’t have seen
C.must see
D.mustn’t have seen
答案:B
can’t have done,表示对过去发生情况的否定推测,意为“不可能已经……”。