随着英语的普及，学好英语成了大学生最大的目标。为帮助大家轻松掌握专业知识，特提供以下资料：
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