2021年考研英语一完形填空真题及答案解析（试题+答案）

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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

 

　　2.【题干】2._____

　　【选项】

　　A.alternatively

　　B.formally

　　C.accidentally

　　D.generally

　　【答案】D

 

　　3.【题干】3._____

　　【选项】

　　A.while

　　B.since

　　C.once

　　D.until

　　【答案】A

 

　　4.【题干】4._____

　　【选项】

　　A.detection

　　B.accumulation

　　C.consumption

　　D.separation

　　【答案】B

 

　　5.【题干】5._____

　　【选项】

　　A.possibility

　　B.decision

　　C.goal

　　D.requirement

　　【答案】A

 

　　6.【题干】6._____

　　【选项】

　　A.delay

　　B.ensure

　　C.seek

　　D.utilize

　　【答案】A

 

　　7.【题干】7._____

　　【选项】

　　A.modify

　　B.supported

　　C.included

　　D.predicted

　　【答案】C

 

　　8.【题干】8._____

　　【选项】

　　A.devoted

　　B.compared

　　C.converted

　　D.applied

　　【答案】B

 

　　9.【题干】9._____

　　【选项】

　　A.with

　　B.above

　　C.by

　　D.against

　　【答案】A

 

　　10.【题干】10._____

　　【选项】

　　A.above

　　B.managed

　　C.scored

　　D.played

　　【答案】C

 

　　11.【题干】11._____

　　【选项】

　　A.ran out

　　B.set off

　　C.drew in

　　D.went by

　　【答案】D

 

　　12.【题干】12._____

　　【选项】

　　A.superior

　　B.attributable

　　C.parallel

　　D.resistant

　　【答案】B

 

　　13.【题干】13._____

　　【选项】

　　A.restored

　　B.isolated

　　C.involved

　　D.controlled

　　【答案】C

 

　　14.【题干】14._____

　　【选项】

　　A.alter

　　B.spread

　　C.remove

　　D.explain

　　【答案】D

 

　　15.【题干】15._____

　　【选项】

　　A.compensations

　　B.symptoms

　　C.demands

　　D.treatments

　　【答案】D

 

　　16.【题干】16._____

　　【选项】

　　A.Likewise

　　B.Meanwhile

　　C.Therefore

　　D.Instead

　　【答案】B

 

　　17.【题干】17._____

　　【选项】

　　A.change

　　B.watch

　　C.count

　　D.take

　　【答案】D

 

　　18.【题干】18._____

　　【选项】

　　A.well-being

　　B.process

　　C.formation

　　D.coordination

　　【答案】A

 

　　19.【题干】19._____

　　【选项】

　　A.level

　　B.love

　　C.knowledge

　　D.space

　　【答案】A

 

　　20.【题干】20._____

　　【选项】

　　A.design

　　B.routine

　　C.diet

　　D.prescription

　　【答案】C