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  3. What is NOT appropriate for you to wear in the work environment? What should we do with power tools if they must be left unatte

What is NOT appropriate for you to wear in the work environment? What should we do with power tools if they must be left unatte

admin2009-05-28  40
问题 What is NOT appropriate for you to wear in the work environment?
What should we do with power tools if they must be left unattended according to the passage?
选项 A、Be sure power tools are turned off.
B、Keep children indoors.
C、Never smoke.
D、Never let young children operate them.
答案A
解析 第七段的第一句话就说了人离开时必须切断电器的电源。
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