题目内容

Lecture 5Question L5-1

A. The advantages and disadvantages of the Roman numeral system.
B. The importance of the number zero in tracking commercial transactions.
C. How a new number system affected trade.
D. How a number system spread from one society to another.

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Question L5-2

A. They led directly to advances in basic engineering.
B. They required an understanding of elementary algebra.
C. They did not require a counting system that included the number zero.
D. They were more sophisticated than those used in the Middle East.

Question L5-3

A. He introduced a text in Europe that he had translated from Arabic.
B. He was the first to use the number zero in higher-level mathematics.
C. He encouraged the use of a new number system in tracking grain production.
D. He translated an Italian text into Arabic during his travels through the Middle East.

Question L5-4

A. Its most important effects were on merchants and tradespeople.
B. It had little impact on daily life.
C. It affected engineers more than other scientists.
D. It quickly caused most people’s lives to change radically.

Question L5-5Listen again to part of the Lecture. Then answer the question

A. She wants the students to appreciate the mathematical significance of the Fibonacci sequence.
B. She believes that Fibonacci’s contributions to mathematics were unoriginal.
C. She is impressed by the breadth of Fibonacci’s genius.
D. She is surprised at the reason that Fibonacci is primarily remembered today.

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