单项选择题

Take the umbrella with you______it rains.

A．in case
B．unless
C．if
D．due to
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单项选择题
Twenty miles______a long distance.
A．are
B．were
C．is
D．was
单项选择题
Our plan______unexpected opposition from the retired workers.
A．came to
B．came by
C．ran into
D．ran over
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