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--- _______ I come back before 6 o’clock?---No，you _______．But you _______ be back later than 7 o’clock．
#76770
A
Need；must；must
B
May；mustn’t；can’t
C
Can；can’t：can’t
D
Must；needn’t；can’t
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 — These grapes look really beautiful.— They _______! See the price $3.99 a pound. Very expensive, aren’t they!
#62668
A
would
B
could
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might
D
should
A traffic regulation released in a foreign country states that passengers sharing a car with a drunken driver _____ be punished together with the driver himself.
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A
can
B
must
C
shall
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will
---Must Jack come to sign his name on the paper?---Yes, he_____ .
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A
need
B
must
C
may
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 When Marx was in London, he  __   read at the library for hours.
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A
would
B
might
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could
D
should
You _________ drive on when the traffic light is red.
#74379
A
can’t
B
needn’t
C
mustn’t
D
may not