单项选择题

You won't catch the train ______ you get up before 5 o'clock.

A．when
B．unless
C．if
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单项选择题
—Would you like some more rice —Yes, Just
A．a few
B．a little
C．little
单项选择题
Forty miles ______ distance(距离) for me to walk in one day.
A．is quite a long
B．are quite long
C．are quite a long
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