—Could you please come to the museum with me this afternoon?—Sorry,I ________.I have to take a piano lesson at 2 pm.
#78166
A
couldn’t
B
mustn’t
C
can’t
D
needn’t
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You _____ to the meeting this afternoon if you have something important to do.
#75273
A
needn’t to come
B
don’t need come
C
don’t need coming
D
needn’t come
—Jack is not in the office at the moment—Oh, he ______ those who are going to take the driving test in an hour.
#62546
A
can have instructed
B
must have instructed
C
must be instructing
D
will be instructing
You ______ your coffee before it turns cold.
#76158
A
should drink
B
should drinks
C
should drinking
D
should to drink