— There'ssomeone knocking on the door. Who _____it be?— It must be Mary. She promised to be here at 8：00.
#62863
A
must
B
need
C
shall
D
Can
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--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
According to the new law, people found putting up “harmful” ads on the streets _______be punished.
#62348
A
would
B
might
C
shall
D
can
—Tom can’t find his gloves. Are these blue gloves his? —No, they ______ be his. His gloves are black.
#74943
A
must
B
may
C
can’t
D
mustn't