Question 1 of 6
What is the lecture mainly about?
A. Political events that led to the invention of eyeglasses.
B. A comparison of attitudes toward vision correction in Europe and China.
C. The relationship between the printing press and literacy.
D. An overview of vision correction over time.
Question 2 of 6
According to the professor,what was an advantage of using clear glass instead of quartz to make reading stones?
A. Clear glass was easier to find than quartz.
B. Clear glass was easier to cut to the appropriate size.
C. Clear glass magnified the letters more than quartz did.
D. Clear glass was less expensive than quartz.
Question 3 of 6
What does the professor imply about the invention of eyeglass?
A. Its historical records are more detailed than those of other inventions.
B. It has little impact on social attitudes toward vision correction.
C. Its occurrence in different places at approximately the same time is not unusual.
D. It contributed to a substantial increase in the number of literate people.
Question 4 of 6
Which sentence best describe eyeglasses before the invention of the printing press?
A. They were available to everyone.
B. They were a symbol of wealth and wisdom.
C. They could not correct vision accurately.
D. They could be bought only from traveling peddlers.
Question 5 of 6
Put the events in the order that they happened. Click on a sentence. Then drag it to the space where it belongs.
A.Inexpensive eyeglasses became available.
B.The first eyeglasses were made.
C.The number of people interested in reading increased.
D.The printing press was invented.
Question 6 of 6
What does the professor imply when she says this?
A. She is impressed by the solution.
B. The solution she describes is obvious.
C. The solution was not a common practice.
D. The solution was not particularly expensive.
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