国家开放大学 / 综合英语（1）
正确率：100%
Which of the following would be the most appropriate title for the passage?
a.Current Problems in the Economy
b.The Development of Paper Currencies
c.International Banking Policies
d.The History of Monetary Exchange
a.Current Problems in the Economy
b.The Development of Paper Currencies
c.International Banking Policies
d.The History of Monetary Exchange
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