Part 1 Multiple Choice (注意:多选题 多个选项间请不要插入空格或任何字符,如“AB”,否则系统判错) 1. What is the main purpose of the talk A. to show what happens after an economy has experienced a boom-and-bust cycle B. to explain why the boom-and-bust cycle is not a frequent historical occurrence C. to demonstrate how boom-and-bust cycles have changed over time D. to illustrate the conditions needed to produce a boom-and-bust cycle 2. What is the professor’s opinion about the dot-com crash A. she is surprised that it did not have more serious consequences B. she is confident that people learned a valuable lesson from it C. she thinks that people should have realized it would happen D. she does not believe that anything like it will happen again 3. According to the professor, where did tulips originate A. the region around Istanbul in Turkey B. the sandy soils of the Netherlands C. the forests of northern Europe D. the mountains of central Asia 4. Why does the professor mention a merchant who ate tulip bulbs A. to give an example of one way that the rich in the Netherlands showed off their wealth B. to explain what happened to tulip bulbs that did not produce desirable colors C. to illustrate her point that Europeans were unfamiliar with the flower D. to explain how the Turks introduce the flower to European visitors 5. What were some of the factors that contributed to the tulip craze in the Netherlands in the seventeenth century (choose THREE answers) A. the number of people with disposable income was growing B. tulips in the wild bloomed in unusual color combination C. the tulip market was not regulated by the government D. wealthy gardeners liked to compete for rare plants E. tulip bulbs were initially cheap and easy to obtain 6. The professor mentions the practice of trading promissory note in the Netherlands in the 1630s , what does this practice explain (choose TWO answers) A. why borrowing in the Netherlands increased on a significant scale B. why buyers were no longer interested in owning actual tulips C. why the middle class in the Netherlands expanded in size D. why tulips replaced gold as a form of currency