--Morn, must I clean my room now? --No, you . You can do it tomorrow.
#76387
A
can't
B
needn't
C
mustn't
D
shouldn't
推荐题目
I talked for a long time, and in the end I_____ make her believe me.
#63024
A
should
B
can
C
was able to
D
must
(2013·东北三校二模)—In case anyone ________ come in my absence, tell him I will be back soon.—Sure, I will.
#62410
A
would
B
should
C
will
D
shall
You ________ play with the knife. You ________hurt yourself.
#75972
A
mustn’t; may
B
mustn’t; must
C
shouldn’t; must
D
can’t; should
The Smiths went to the country for the weekend as they ______ to the office.
#63002
A
needn’t have gone
B
mustn’t go
C
may not go
D
didn’t have to go
You have already tried your best, so you _____worry too much about the exams.
#76907
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t