2021年考研真题及答案专题
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考试采取“一题多卷”模式，试题答案顺序不统一，请依据试题进行核对。
Section I Use of English
Directions:
Read the following text. Choose the best word(s) for each numbered blank and mark A, B, C or D on the ANSWER SHEET. (10 points)
Fluid intelligence is the type of intelligence that has to do with short-term memory and the ability to think quickly, logically, and abstractly in order to solve new problems. It
_____(1)in young adulthood, levels out for a period of time, and then_____(2)starts to slowly decline as we age. But_____(3)aging is inevitable, scientists are finding that certain changes in brain function may not be.
One study found that muscle loss and the_____(4)of body fat around the abdomen are associated with a decline in fluid intelligence. This suggests the_____(5)that lifestyle factors might help prevent or_____(6)this type of decline.
The researchers looked at data that_____(7)measurements of lean muscle and abdominal fat from more than 4,000 middle-to-older-aged men and women and_____(8)that data to reported changes in fluid intelligence over a six-year period. They found that middle-aged people_____(9)higher measures of abdominal fat_____(10)worse on measures of fluid intelligence as the years_____(11).
For women, the association may be_____(12)to changes in immunity that resulted from excess abdominal fat; in men, the immune system did not appear to be_____(13)It is hoped that future studies could_____(14)these differences and perhaps lead to different_____(15)for men and women.
_____(16)there are steps you can_____(17)to help reduce abdominal fat and maintain lean muscle mass as you age in order to protect both your physical and mental _____(18). The two highly recommended lifestyle approaches are maintaining or increasing your_____(19)of aerobic exercise and following Mediterranean-style_____(20)that is high in fiber and eliminates highly processed foods.
1.【题干】1._____
【选项】
A.pauses
B.return
C.peaks
D.fades
【答案】C
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2.【题干】2._____
【选项】
A.alternatively
B.formally
C.accidentally
D.generally
【答案】D
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3.【题干】3._____
【选项】
A.while
B.since
C.once
D.until
【答案】A
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4.【题干】4._____
【选项】
A.detection
B.accumulation
C.consumption
D.separation
【答案】B
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5.【题干】5._____
【选项】
A.possibility
B.decision
C.goal
D.requirement
【答案】A
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6.【题干】6._____
【选项】
A.delay
B.ensure
C.seek
D.utilize
【答案】A
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7.【题干】7._____
【选项】
A.modify
B.supported
C.included
D.predicted
【答案】C
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8.【题干】8._____
【选项】
A.devoted
B.compared
C.converted
D.applied
【答案】B
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9.【题干】9._____
【选项】
A.with
B.above
C.by
D.against
【答案】A
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10.【题干】10._____
【选项】
A.above
B.managed
C.scored
D.played
【答案】C
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11.【题干】11._____
【选项】
A.ran out
B.set off
C.drew in
D.went by
【答案】D
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12.【题干】12._____
【选项】
A.superior
B.attributable
C.parallel
D.resistant
【答案】B
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13.【题干】13._____
【选项】
A.restored
B.isolated
C.involved
D.controlled
【答案】C
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14.【题干】14._____
【选项】
A.alter
B.spread
C.remove
D.explain
【答案】D
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15.【题干】15._____
【选项】
A.compensations
B.symptoms
C.demands
D.treatments
【答案】D
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16.【题干】16._____
【选项】
A.Likewise
B.Meanwhile
C.Therefore
D.Instead
【答案】B
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17.【题干】17._____
【选项】
A.change
B.watch
C.count
D.take
【答案】D
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18.【题干】18._____
【选项】
A.well-being
B.process
C.formation
D.coordination
【答案】A
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19.【题干】19._____
【选项】
A.level
B.love
C.knowledge
D.space
【答案】A
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20.【题干】20._____
【选项】
A.design
B.routine
C.diet
D.prescription
【答案】C
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