Roman numerals(罗马数字) were invented over 2,500 years ago. They came from ancient Rome. The Romans were active in trade and business. They had a system of writing, but they needed a way to record numbers, so they developed their own system of numbers. That was Roman numerals. Around ...
A. learn Roman numerals than Arab numerals B. introduce numerals through printed materials C. make great use of silk roads D. teach businessmen numerals 相关知识点: 试题来源: 解析 A 正确答案:A 解析:根据第一段最后三句“No other number system ever invented has a simple way…how difficult it...
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However, Roman numerals have some disadvantages. For example, there is no letter for zero. And there is no way to calculate fractions (分数), too. That's why many people don't understand or use Roman numerals1. We can probably find Romannumerals in / on ___. ...
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I.完形填空(15分)根据短文内容,选择能填入相应空白处的最佳选项。Roman Numerals(罗马数字)The use of Roman numerals has b
2. What does CD mean in Roman numerals? A. It means 500 plus 100. B. It means 500 minus 100. C. It means 500 times 100. D. It means 500 divided by 100. 相关知识点: 试题来源: 解析 在罗马数字中,CD代表400。它是通过从D(500)中减去C(100)得到的。 罗马数字遵循特定的规则。一个...
48.___the Roman numerals, the Arabic numbers are rather simple to use.A.Compared withB.Comparing withC.Compared asD.Comparing as 5 ___ the Roman numerals, the Arabic numbers are rather simple to use . [ ] A.Compared with B.Comparing with C.Compared as D.Comparing as ...
Roman numerals(罗马数字)come from ancient Rome(古罗马)and have existed for over 2500 years. The Romans were active in trade and business. From the time they learned to write, they needed a way to record numbers. So they developed their own system of numbers called Roman numerals....
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