The Vision of the Sightless (pp.16-23)

Which of the following is NOT true about "night-writing" system?

• It consisted of 12 dots embossed on paper.

• The dots were arranged to represent different letters.

• The French army never used the system.

• It was designed to help soldiers communicate at night in silence.

Louis found that the system was too ___________.

Which two are the disadvantages of "night-writing" system according to the text?

• Basing the system on sounds rather than letters was too difficult.

• French soldiers were not good at touching.

• 12 dots were too many.

• French soldiers could not emboss the dots at night.

Instead of using 12 dots, Louis used only ___ dots and arranged them in separate cells.

Who may opposed Louis's new simplified system? (You may choose more one answer.)

• book publishers

• sighted teachers for the blind

• blind teachers

• Louis's classmates

How did Louis promote his new system?

• He convinced his school to formally teach it in lessons.

• He sold the system to publishers.

• He taught it to his students.

• He published a book.

_______ was Louis's last name.