题目内容

对于电路中任意一个节点来说,流入某节点的电流之和等于流出这个节点的电流之和

A. 对
B. 错

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基尔霍夫第二定律又称为回路电压定律

A. 对
B. 错

电路中任意一个闭合路径称为回路。

A. 对
B. 错

- Except one cup of Vodka and one bottle of Whisky, is there _______ else?- That's all, thanks.

A. anything
B. other
C. what
D. that

Lucy usually _________ on vacation in Shanghai. But last year she _________ to Guangzhou.

A. goes; went
B. goes; goes
C. went; goes
D. went; went

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