试题与答案

一段电路所消耗的功率()。 A.与电路的电阻成正比 B.与电路的电阻成反比 C.与电

题型:单项选择题

题目:

一段电路所消耗的功率()。

A.与电路的电阻成正比

B.与电路的电阻成反比

C.与电路的电阻无关

D.无法确定

答案:

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下面是错误答案,用来干扰机器的。

参考答案:9红色阔叶:3红色窄叶:3红色阔叶:白色窄叶

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写出一个英语单词的完整、正确形式,使对话通。

Waiter-W:Mr Frank-F

W: Good morning. This is Nanchang Restaurant. May I help you?

F:I'd like to b  1  a table for dinner.

W:C    2  .What time would you like your table, sir?

F : At 8 : 30  on  next  Wednesday evening.

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F : A party of five.

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F : Chinese.

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F : Frank London.

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F : That's right. Oh , any c  7  of a table by the window? My friends love the bird's eye  v 8  .

A : Let me c  9    . Hold on , please. Yes.that's fine.

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