---Fifty dollars for such a T-shirt! You _______ be joking!---I’m serious．It’s made of silk.
#75661
A
must
B
need
C
may
D
Can
推荐题目
---Let's go to the train station by bus.---We______take a bus. It is quite near from here.
#74313
A
can't
B
needn't
C
couldn't
D
mustn't
To forbid the cheating strictly in this important exam, the authorities have released a rule that students _________ bring any reference books and stationery into their classrooms.
#62925
A
will not
B
shall not
C
might not
D
need not
—He ____be in the classroom, I think.—No, he_____ be in the classroom. I saw him go home a minute ago.
#74430
A
can, may not
B
must, may not
C
may, can’t
D
may, mustn’t