2021考研英语完型填空解析（长春考研网）

　　完型填空部分

　　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. But3aging is inevitable, scientists are finding that certain changes in brain function may not be.

　　One study found that muscle loss and the4of body fat around the abdomen are associated with a decline in fluid intelligence. This suggests the5that lifestyle factors might help prevent or6this type of decline.

　　The researchers looked at data that7measurements 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 fat10 worse on measures of fluid intelligence as the years11.

　　For women, the association may be12to changes in immunity that resulted from excess abdominal fat; in men, the immune system did not appear to be13. It is hoped that future studies could14these differences and perhaps lead to different 15 for men and women.

　　16 there are steps you can 17to help reduce abdominal fat and maintain lean muscle mass as you age in order to protect both your physical and mental18.The two highly recommended lifestyle approaches are maintaining or increasing your19 of aerobic exercise and following Mediterranean-style20 that is high in fiber and eliminates highly processed foods.

　　1. A. pauses B. return C.peaks D. fades

　　2. A. alternatively B. formally C. accidentally D. generally

　　3. A. while B. since C. once D. until

　　4. A. detection B. accumulation C. consumption D. separation

　　5.A. possibility B. decision C. goal D. requirement

　　6. A. delay B. ensure C. seek D. utilize

　　7. A. modify B. supported C. included D. predicted

　　8. A. devoted B. compared C. converted D. applied

　　9.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

　　【正确答案】1-5: CDABA 6-10: ACBAC 11-15: DBCDD 16-20:BDAAC

　　1.【考点】动词语义辨析