内容发布更新时间 : 2025/7/10 15:22:54星期一 下面是文章的全部内容请认真阅读。
Unit one Economy
Unit One Economy
1. What can you do?
1.1 Background information Terms Definitions tariff import quota subsidy anti-dumping
1.2 Word Expansion 1.2.1 Word family n. v. adj. adv. accessible evolve original certify ------- standardize ------- locally restraint democratic persuasion
1.2.2 Derivative roots Derivatives graph -sidy
1 / 8
Unit one Economy access
2. Let’s read
The History of Money
The first form of money appeared around 9000 BC. It was not in the form of notes and coins as it is today, but rather in the form of animals such as cows and camels, and produce like grain and vegetables. These precious commodities were used as a means of payment when taxes needed to be paid. They were also used as a means to pay fines when the law was broken. However, this form of money presented many problems—animals became sick and died, grain spoiled during long storage periods, and sacks of grain and cows were difficult, if not impossible, to haul around.
Thousands of years later in around 1200 BC, cowrie shells were used as a kind of money in China. These small shells were present and widely accessible in the shallow waters of the Pacific and Indian oceans. The shells became the central form of currency and their important role in Chinese history is reflected in the fact that their pictograph came to represent the word for “money” in written Chinese. In 1000 BC, they were combined with metal. The Chinese made cowrie shells out of bronze and copper. At the same time, another kind of currency was emerging in China. [1] Metal tool money, which was made in the shape of knives, hoes, an