2021年考研英语一真题及答案

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2021 年考研英语一真题及答案

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 l 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 out that certain changes in brain function may not be.

One study found that muscle 1oss 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.

[A] pauses

[B] return

[C] peaks

[D] fades

[A] alternatively

[B] formally

[C] accidentally

[D] generally

[A] while

[B] since

[C] once

[D] until

[A] detection

[B] accumulation

[C] consumption

[D] separation

[A] possibility

[B] decision

[C] goal

[D] requirement

[A] delay

[B] ensure

[C] seek

[D] utilize

[A] modified

[B] supported

[C] included

[D] predicted

[A] devoted

[B] compared

[C] converted

[D] applied

[A] with

[B] above

[C] by

[D] against

10.

[A] lived

[B] managed

[C] scored

[D] played

11.

[A] ran out

[B] set off

[C] drew in

[D] went by

12.

[A] superior

[B] attributable

[C] parallel

[D] resistant

13.

[A] restored

[B] isolated

[C] involved

[D] controlled

14.

[A] alter

[B] spread

[C] remove

[D] explain

15.

[A] compensations

[B] symptoms

[C] demands

[D] treatments

16.

[A] Likewise

[B] Meanwhile

[C] Therefore

[D] Instead

17.

[A] change

[B] watch

[C] count

[D] take

18.

[A] well-being

[B] process

[C] formation

[D] coordination

19.

[A] level

[B] love

[C] knowledge

[D] space

20.

[A] design

[B] routine

[C] diet

[D] prescription

1. 【答案】C peaks

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