单项选择题

A．direction
B．training
C．education
D．instruction
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单项选择题
A．To search for the victims.B．To direct the traffic.C．To clear away the bricks.D．To fix the gas pipe.
A．To search for the victims.
B．To direct the traffic.
C．To clear away the bricks.
D．To fix the gas pipe.
单项选择题
A．onB．atC．inD．with
A．on
B．at
C．in
D．with
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