You __________ buy a gift, but you can if you want to.
#63027
A
must
B
mustn’t
C
have to
D
don’t have to
推荐题目
I told Sally how to get there, but perhaps I ________ for her.
#62969
A
had to write it out
B
must have written it out
C
should have written it out
D
need to have written it out
You be hungry after the long walk．Help yourself to some cakes．
#76341
A
can’t
B
shouldn’t
C
need
D
must
–Hi, Tom. Any idea where Jane is? --She _______ in the classroom. I saw her there just now.
#63440
A
shall be
B
should have been
C
must be
D
might have been
---Excuse me, may I take the magazine away? ---No, you ______. You ______ only read it here.
#77395
A
mustn’t; can
B
mustn’t; need
C
may not; need
D
needn’t; can