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–Hi, Tom. Any idea where Jane is? --She _______ in the classroom. I saw her there just now.
#63440
A
shall be
B
should have been
C
must be
D
might have been
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—________ you leave your room in such a mess?—Sorry，Mum.I forgot to tidy it up.
#62308
A
Must
B
Can
C
Should
D
Will
There is a “ No smoking “ sign here. You _________ smoke.
#77266
A
can
B
may
C
needn’t
D
mustn’t
You _______ see a dentist when you have a toothache. 
#78314
A
may
B
need
C
should
D
can
________ you row a boat at the age of 10?  No, but now I ________.
#75228
A
Can；can
B
Can；could
C
Could ；can
D
Could；could
No one _____ be more generous; he has a heart of gold.
#62945
A
could
B
must
C
dare
D
need