—Where _____ Mary have put the empty bottles? — She _____ them away. They must be somewhere.
#63263
A
can; can’t have thrown
B
must; needn’t
C
must; must have thrown
D
can; mustn’t have thrown
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— Can you play the guitar?— No. I _ ___ . I can play the violin.
#74834
A
needn't
B
may not
C
can't
D
mustn't
He bought another new car. He _____ a lot of money.
#63258
A
must earn
B
must have earned
C
can earn
D
could have earned
---I think Miss Lin must be in the library. She said she would go there.---No, she __________be there. I have just been there.
#76652
A
can’t
B
mustn’t
C
needn’t
D
wouldn’t
---Must I be back home before 6 o’clock? ---No, you ____. But don’t be too late.
#78218
A
can’t
B
mustn’t
C
needn’t
D
won’t