单项选择题

A．About two million.
B．About three million.
C．About five million.
D．About six million.
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单项选择题
A．11-week course for control duty.B．11-week course for patrol duty.C．9-week course for control duty.D．9-week course for patrol duty.
A．11-week course for control duty.
B．11-week course for patrol duty.
C．9-week course for control duty.
D．9-week course for patrol duty.
单项选择题
A．Late summer is sunny season.B．Late summer is hurricane season.C．Late summer is rainy season.D．Late summer is cloudy season.
A．Late summer is sunny season.
B．Late summer is hurricane season.
C．Late summer is rainy season.
D．Late summer is cloudy season.
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