单项选择题

The doctor's practice has ______ because of his carelessness.

A．dropped by
B．dropped in
C．dropped off
D．dropped out
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单项选择题
The nation wants peace; only a ______ want the war to continue.
A．community
B．majority
C．minority
D．society
单项选择题
Many countries were ______ by their ambassadors at the Independence Day celebrations.
A．recalled
B．renewed
C．recorded
D．represented
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