Most people began to count in tens because they had ten fingers on their hands. But, in some countries, people counted on 6ne ha

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问题 Most people began to count in tens because they had ten fingers on their hands. But, in some
countries, people counted on 6ne hand and used the three parts of each of their four fingers. So they counted in twelves, not in tens.
Perhaps because of this system (系统、体系), the Egyptians (埃及人) divided (划分) the day
into twelve hours, and later scientist divided the circle into twelve parts of 30°.
People also used the number twelveWithMoney. The Romans(罗马人) divided theirMoney into twelve parts. The old BritishMoneyWas the same; thereWere twelve pence(便士)in a shilling (先令; used until 1971 ). But strangely thereWere twenty shillings in a pound(镑).
TodayMany people in Europe(欧洲) still count eggs in twelve. They buy "a dozen (or twelve eggs in a shop, or they buy "half-a-dozen" (or six)eggs. They do not buy eggs in ten or five.

选项 A、twenty-four hours in a day
B、thirty hours in a day
C、twelve hours in a day

答案C

解析 从“...the Egyptians divided the day into twelve hours...”可知埃及人把一天分为十二个小时。故本题答案为C。
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