1. _____ by transferring the blame to others is often called scapegoating

2. Variables such as individual and corporate behavior _____ nearly impossible for economists to forecast economic trends with precision.

3. Considered one of the leading poets in America today,_____.

4. _____ of caffeine can result in restlessness, insomnia, and even delirium.

5. Although pecans are most plentiful in the southeastern part of the United States, they are found _____ Ohio and Illinois.

6. The capacity for flight _____insects from the other invertebrates.

7. _____ Sarah Orne Jewett, a nineteenth-century writer, read widely in her family’s extensive library.

8. The lower _____ in a room, the more slowly our eyes focus

9. In hot, dry regions, the Sun’s heat causes the outer layer of rocks _____, a process called exfoliation.

10. Because the wood of the dogwood tree is very hard, _____ is used for objects, such as roller skate wheels, in which hardness is desired.

11. Dubbing is used in filmmaking _____ a new sound track to a motion picture.

12. Except for certain microorganisms, _____ need oxygen to survive.

13. Since prehistoric times, artists have arranged paint on surfaces in ways _____ their ideas about people and the world.

14. Neptune is _____ any planet except Pluto.

15. The giant ragweed, or buffalo weed, grows _____.