单项选择题

—It took them more than half an hour to work out the chemistry problem. —Really It（）be an easy one.

A．can't
B．needn't
C．mustn't
D．won't

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单项选择题
—Excuse me, any bank around here —Oh, look, there is（）over there next to the bus stop.

A．that
B．one
C．it
D．another
单项选择题
He is taking the situation too seriously. Actually, it is not （）bad for he still has time.

A．much
B．very
C．that
D．rather
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