from Developmental Exercises to Accompany A Writer’s Reference (5th edition) by Diana Hacker (Bedford/St. Martin’s, 2003)
EXERCISE M4/M5/M6-2 Abbreviations and numbers Before working this exercise,
read sections M4, M5, and M6 in A Writer’s Reference, Fifth Edition.
A. Edit the following sentences to correct errors in the use of abbreviations. Mark the one correct
sentence “OK.” Example:
The sailors who went with Columbus had the same four directions sailors still use:
N, S, E, and W.
1. Sailors in A.D. 1492 knew the world was round; they were not afraid of sailing off the edge of the
2. They worried about more serious things, e.g., whether the wind would blow both ways so they
could get back home to Spain.
3. They also weren’t sure about distances; however, one famous Italian prof., Dr. Toscanelli, thought
4. He was willing to estimate the distance from Lisbon, Port., to Japan.
5. He said that the exact no. of miles between the two places was three thousand nautical miles.
B. Edit the following sentences to correct errors in the use of numbers. Mark the one correct sentence
Dr. Toscanelli set the distance at 3 thousand nautical miles.
6. In twelve ninety-eight, Marco Polo had written a book about his travels to the Indies.
7. 7,448 islands were in the Indies, according to Marco Polo’s book, as well as India, China, the
East Indies, and Japan.
8. Columbus was 41 when he convinced Queen Isabella to send him to find those islands.
9. As part of the contract, Columbus demanded ten % of the treasure he brought back to Spain.
10. At 8:00 A.M. on August 3, 1492, Columbus set out from Spain for the Indies.
north, south, east, and west.
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