单项选择题


A．a number of
B．many of
C．a lot of
D．a few of
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单项选择题
A．pointsB．meansC．decidesD．tells
A．points
B．means
C．decides
D．tells
单项选择题
A．assignedB．designedC．proposedD．programmed
A．assigned
B．designed
C．proposed
D．programmed
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