--- There is someone at the door. Who ______ it be? Is it the postman?--- No, it ________ be him. It’s just seven o’clock. It’s too early.
#75704
A
may, can’t
B
will, won’t
C
may, mustn’t
D
must, may not
推荐题目
---There _____ anybody in the room. --- Why do you say so? --- Because the door is locked.
#76349
A
must not be
B
can’t have
C
can’t be
D
may not be
(2013·成都一诊)Parents are doing all they ________ to help their children achieve their ambitions.
#62430
A
shall
B
can
C
may
D
need
—Is Jack on duty today? —It_____ be him. It’s his turn tomorrow.
#62168
A
mustn’t
B
won’t
C
can’t
D
needn’t
Children of divorced parents ______ have difficulty in forming stable relationships themselves.
#62717
A
will
B
should
C
may
D
could