单项选择题

The man who never tries anything new is a(n)______on the wheels of pro gress.

A．obstacle
B．brake
C．break
D．block
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单项选择题
He was______with attempted robbery and held in custody.
A．accused
B．prosecuted
C．charged
D．arrested
单项选择题
The prizes will be______at the end of the school year.
A．distributed
B．attributed
C．granted
D．contributed
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