Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct work for each of the blanks
During the last 400 years, most scientists have (17) ________ on mathematics in their development of their inventions or discoveries. However, one great British scientist, Michael Faraday, did not make (18) __________ of mathematics. Faraday, the son of a poor blacksmith, was born in London in 1791 and had no (19) _________ beyond reading and writing.
In 1812 Faraday was hired as a bottle washer by the great chemist Humphry Davy. Later, Faraday became a greater scientist than Davy, making the last years of Davy’s life embittered (20) __________ jealousy. Faraday made the first (21) __________ motor in 1821, a device that used electricity to produce movement.
Correct answer: A
During the last 400 years, most scientists have (17) rely on mathematics in their development of their inventions or discoveries.
During the past 400 years, most scientists have relied on mathematics in the development of their inventions or discoveries.