试题与答案

机床电流电压不必每月检查。

题型:判断题

题目:

机床电流电压不必每月检查。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:真空吸入式;压力输送式

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根据对话内容,补全对话,使其完整﹑通顺。每空一词。

A.we have many rules at school.

B.    ( 1 )do we .For example ,we have to    ( 2 )school uniforms every school day .

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