some time.
18 . If only the nature of the aging process is better understood, the possibility of discovering a
牐牐牐 A牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐燘牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐燙
medicine that can block the fundamental process of aging seems very remote .
牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐牐 D
19. When I consider how talented he is as a painter, I cannot heip but believing that the public
牐牐牐牐牐牐牐牐牐牐牐牐牐 A牐牐牐牐牐牐牐燘牐牐牐牐牐牐牐牐牐牐 C牐牐牐牐牐牐牐牐牐燚
will appreciate his gift .
20. Allen has stated that he has always had a great interest and admiration for the work of the
牐牐牐牐牐 A牐牐牐牐牐牐牐牐牐牐 B牐牐牐牐牐牐牐燙牐牐牐牐牐牐牐牐牐牐燚
British economist Keynes .
Section C:
21. Please do not be ___ by his bad manners since he is merely trying to attract attention.
A. disregarded B. distorted C. irritated D. intervened
22. Craig assured his boss that he would ___ all his energies in doing this new job.
A. call forth B. call at C. call on D. call off
23. Too much ___ to X-rays can cause skin burns, cancer or other damage to the body.
A. disclosure B. exhibition C. contact D. exposure
24. When confronted with such questions, my mind goes ____, and I can hardly remember my own date of birth.
A. dim B. blank C. faint D. vain
25. It is well known that knowledge is the ____ condition for expansion of mind.
A. incompatible B. incredible c. indefinite D. indispensable
26. More than two hundred years ago the United States ____ from the British Empire and become an independent country.
A. got off B. pulled down C. broke away D. attached to