题目内容

How do you understand the following quotes“金钱往往成为真正情义的障碍物。”and“Money is a good soldier, it can give people the courage instantly”?

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10、单相桥式整流电路的变压器二次侧电压为 20 伏, 每个整流二极管所承受的最大反向电压为 ( )。

A. 20V
B. 28.28V
C. 40V
D. 56.56V

12、用于指示电动机正处在停止状态的指示灯颜色应选用( )

A. 紫色
B. 蓝色
C. 红色
D. 绿色

11、下列需要每半年做一次耐压试验的用具为( )

A. 绝缘棒
B. 绝缘夹钳
C. 绝缘罩
D. 绝缘手套

________ often occurs because listeners assume they understand what a speaker means when, in fact, the speaker had intended a completely different meaning from what was understood

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