（A） even a greater significance for the economy than
（B） a significance that is even greater for the economy than
（C） even greater significance for the economy than have
（D） even greater significance for the economy than do
（E） a significance even greater for the economy than have
15.Once positioned in space，the Hubble Space Telescope will capture light from sources twenty times fainter compared to those that can be detected by ground-based instruments.
（A） compared to those that can be detected
（B） compared to those that can detect
（C） than that can be detected
（D） than those that can be detected
（E） than those detecting
16.Carbon-14 dating reveals that the megalithic monuments in Brittany are nearly 2，000 years as old as any of their supposed Mediterranean predecessors.
（A） as old as any of their supposed
（B） older than any of their supposed
（C） as old as their supposed
（D） older than any of their supposedly
（E） as old as their supposedly
17.A Labor Department study states that the numbers of women employed outside the home grew by more than a thirty-five percent increase in the past decade and accounted for more than sixty-two percent of the total growth in the civilian work force.
（A） numbers of women employed outside the home grew by more than a thirty-five percent increase
（B） numbers of women employed outside the home grew more than thirty-five percen
（C） numbers of women employed outside the home were raised by more than thirty-five percent
（D） number of women employed outside the home increased by more than thirty-five percent
（E） number of women employed outside the home was raised by more than a thirty-five percent increase
18.American productivity is declining in relation to Europe's； the energy expended per unit of production in the United States is as much as twice that expended in West Germany.
（A） as much as twice that expended in West Germany
（B） as much as twice that of West Germany's expenditure
（C） up to two times of West Germany's expenditure
（D） up to two times what West Germany expended
（E） up to double West German expenditure
19.Since 1965 there are four times as many Black college students enrolled， and the one million Black people in college today represent 11 percent of all college students.
（A） Since 1965 there are four times as many Black college students enrolled
（B） The enrollment of Black college students was only one-fourth in 1965
（C） The enrollment of Black college students has increased four times from 1965 on
（D） Quadrupling since 1965， there are now four times as many Black college students enrolled
（E） The enrollment of Black college students has quadrupled since 1965
20.The use of chemical pesticides in this country is equally extensive or more so than ten years ago.
（A） equally extensive or more so than ten years ago
（B） equal to or more extensive than ten years ago
（C） as extensive as ten years ago or more
（D） equal to，if not more，than ten years ago
（E） as extensive as it was ten years ago， if not more so
21.The visiting pharmacologists concluded that the present amalgam of Chinese and Western medicine is probably as good，or better than，any system that might be devised for the patients who are treated at the Nan Kai hospital in Tian-jing.
（A） as good， or better than， any system that might be devised for the patients who are
（B） as good， or better， than any system that might be devised for patients being
（C） as good， or better than， any system that might be devised for patients which are being
（D） good as， or even better than， any other system that may be devised for the patients who are
（E） as good as， or better than， any other system that might be devised for the patients
22.Wind resistance created by opening windows while driving results in a fuel penalty as great or greater than is incurred by using air conditioning.
（A） as great or greater than is incurred by using air conditioning
（B） that is as great or greater than is incurred using air conditioning
（C） as great as or greater than that of using air conditioning
（D） at least as great as air conditioning's
（E） at least as great as that incurred by using air conditioning
23.The earnings of woman are well below that of men in spite of educational differences that are diminishing between the sexes.
（A） well below that of men in spite of educational differences that are diminishing
（B） much below that of men's despite educational differences diminishing
（C） much below men in spite of diminishing educational differences
（D） well below those of men in spite of diminishing educational differences
（E） below men's despite their educational differences that are diminishing
答案：1.C 2.B 3.C 4.C 5.E 6.D 7.D 8.C 9.C 10.B 11.E 12.B 13.B 14.D 15.D 16.B 17.D 18.A 19.E 20.E 21.E 22.E 23.D
