16. Under this__1__pressure some of the rocks even became liquid.
　　A. intensive
　　B. weighty
　　C. intense
　　D. bulky
　　
17. Of course, most immigrants did not get rich overnight, but the__1__of them were eventually able to improve upon their former standard of living.
　　A. maximum
　　B. minority
　　C. majority
　　D. minimum
　　
18. Nancy was surprised that they have__1__. They seemed to be a happy couple.
　　A. split up
　　B. broken down
　　C. fallen through
　　D. knocked out
　　
19. The beach is in an ideal__1__to draw tourists.
　　A. condition
　　B. situation
　　C. state
　　D. publicity
　　
20. Our__1__sensitivity decreases with age. By age 60, most people have lost 40 percent of their ability to smell and 50 percent of their taste buds.
　　A. sensible
　　B. senseless
　　C. sensitive
　　D. sensory

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