Read the following passage & mark the letter A, B, C, or D on your answer sheet lớn indicate the correct answer lớn each of the questions from 1 lớn 10.

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Have you ever thought about the names of the months? Why are “January” & “February” not called “Primo” or “Secondo”? Is it because the original names were created in ancient times? Or is it because the originators preferred odd words? Take February, for example. Say it aloud a few times và you start to lớn wonder. Most people don’t know who developed these names. However, a little research reveals that the names of the months came mostly from a combination of the names of Roman gods & goddesses, important festivals, & the original numbers of the months. Julius Caesar & Pope Gregory XIII changed the calendar to lớn make it more exact. Caesar developed a new calendar of 365 ¼ days, the time it takes the earth lớn orbit the sun from one spring season lớn the next. The Pope’s astronomers refined the calendar regarding leap years; they determined that there should be no leap year in years ending in 00-useless they were divisible by 400; the years 1700, 1800, 1900, and 2100 would not be considered leap years, while the years 1600 and 2000 would be. This new Gregorian calendar was so accurate that today, scientists need only showroom leap seconds every few years lớn the clock in order lớn keep the calendar matching the Earth’s cycles.


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A. how the months were named

B. how accurate the modern day calendar is

C. how the leap year system was developed

D. how the modern calendar was named và developed

A. He has a month named for him.

B. He extended summer.

C. He altered the number of days in the year.

D. He changed the length of a year.

A. It is the length of a planetary year.

B. It was a number randomly chosen by Caesar for his calendar.


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It is the length of time from the beginning of spring to lớn the kết thúc of winter.