单项选择题

The number of old people is to ______ in the new century.

A．swell
B．switch
C．sweep
D．swing
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单项选择题
As an excellent shooter, Peter practiced aiming at both ______ targets and moving targets.
A．standing
B．stationary
C．still
D．stable
单项选择题
The ______ of these good to the others is easy to see.
A．prestige
B．superiority
C．priority
D．publicity
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