—Morn, must I clean my room now?—No, you . You can do it in the afternoon.
#75763
A
mustn't
B
needn't
C
can't
D
don't
推荐题目
---I stayed at a hotel while in New York.---Oh, did you? You ________ with Barbara.
#62807
A
could have stayed
B
could stay
C
would stay
D
must have stayed
Don’t use water to put out the fire if oil catches fire. As is known, oil ____ float on water.
#63170
A
shall
B
must
C
may
D
will
---Never touch my computer while I’m away． --- Sorry, __________.
#74964
A
I shouldn’t
B
I mustn’t
C
I won’t
D
I don’t
I ______ tell you with certainty that he won’t be able to finish it before the deadline.
#63667
A
will
B
must
C
can
D
may