1) Orchestral instruments _____ under the following types: strings, woodwind, brass, and percussion.

2) _____ depressions in the ocean floor are called trenches.

3) In the course of her life, Mary Anne Sadlier _____, some fifty of them original novels and collections of stories.

4) _____ xenon could not form chemical compounds was once believed by scientists.

5) Eastern meadowlarks abound in places _____, but eat harmful insects rather than grain.

6) Amplifiers such as those in computers and sound – reproducing systems are responsible for _____ an erratic input signal.

7) _____ John Aaron Lewis pioneered in the development of “third stream music,”a blend of jazz and classical music.

8) In reorganizing the curriculum of Mt. Holyoke College in the late 1800’s Elizabeth Mead laid the foundation _____ the modern college rests.

9) Research into the dynamics of storms is directed toward improving the ability to predict these events _____ to minimize damage and avoid loss of life.

10) _____ lived on the North Saskatchewan River long before the Hudson’s Bay Company built a fur trading post there

11) _____ has been a topic of continual geological research.

12) Because the papaya grows readily from seed, _____ spread from its home in Central America and now grows throughout the tropics.

13) The elimination of inflation would ensure that the amount of money used in repaying a loan would have _____ as the amount of money borrowed.

14) Futurism, _____ early twentieth-century movement in art, rejected all traditions and attempted to glorify contemporary life by emphasizing the machine and motion.

15) All living organisms constantly absorb carbon 14 _____ their existence.