. You _____ return the book now. You can keep it till next week if you like.
#89398
A
can’t
B
mustn’t
C
needn’t
D
may not
推荐题目
—Has your father got up?—Sorry, I’m not sure. He __________ got up. Please go and see for yourself.
#89523
A
must have
B
can’t have
C
would have
D
might have
If may car _________more reliable, I would have driven to Lhasa instead of flying last summer.
#87409
A
was
B
had been
C
should be
D
would be