单项选择题

He finished the work()the cost of his health.

A．at
B．on
C．with
D．in

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单项选择题
The road accident resulted()five deaths.

A．in
B．to
C．for
D．about
单项选择题
We should call()respect for the blue-collar workers.

A．for
B．at
C．on
D．off
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