—Listen ! Helen is singing in the next room.—It _______ be Helen. She has gone to Beijing.
#74851
A
can’t
B
mustn’t
C
may
D
should
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The new law states that people _______drive after drinking alcohol.
#63364
A
wouldn't
B
needn't
C
won't
D
mustn't
—Can I pay the bill by check?--- Sorry, sir. But it is the management rules of our hotel that payment ____ be made in cash.
#62163
A
shall
B
mustn’t
C
can’t
D
will
—He must be in the reading-room now. We will find him there. ---No, he _____.Tom said he was ill at home .
#63666
A
must not
B
can’t
C
may not
D
should not
—Is that Lucy’s cousin, Anna?—No, it ______ her. She has gone to Paris.
#76831
A
mustn’t be
B
might be
C
can’t be
D
could be