According to the rules and regulations, all payments ________ be made in cash in the shopping center.
#62400
A
shall
B
can
C
must
D
should
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—What do you think people can do for their aged parents?—They_________ do anything except to be with them and be themselves.
#75775
A
don’t have to
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oughtn’t to
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mustn’t
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can’t
----Whose is that book? ----It _________ belong to Lucy. Her name is on it.
#74791
A
must
B
mustn't
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might
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