试题与答案

一国国际收支所记载的经济交易必须是在该国的()之间产生的。A.公民与非公民 B.居民

题型:单项选择题

题目:

一国国际收支所记载的经济交易必须是在该国的()之间产生的。

A.公民与非公民

B.居民与公民

C.居民与非居民

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B解析: 设每支蜡烛的长度为“1”,则粗蜡烛每小时燃烧,细蜡烛每小时燃烧,设停电x小时,所以则有=3:1,解得x=2.5小时。故选B。

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题型:单项选择题

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[A] By ship.
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[C] ay bus.

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