下载掌阅APP，畅读海量书库
立即打开
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 out 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 a Mediterranean-style 20 that is high in fiber and eliminates highly processed foods.
1. [A] pauses [B] peaks [C] returns [D] fades
2. [A] alternatively [B] formally [C] generally [D] accidentally
3. [A] until [B] since [C] once [D] while
4. [A] accumulation [B]detection [C] consumption [D] separation
5. [A] requirement [B] decision [C] goal [D] possibility
6. [A] utilize [B] ensure [C] seek [D] delay
7. [A] modified [B] included [C] supported [D] predicted
8. [A] compared [B] devoted [C] converted [D] applied
9. [A] against [B] above [C] by [D] with
10. [A] lived [B] scored [C] managed [D] played
11. [A] ran out [B] set off [C]went by [D] drew in
12. [A] attributable [B] superior [C] parallel [D] resistant
13. [A] restored [B] involved [C] isolated [D] controlled
14. [A] alter [B] spread [C] explain [D] remove
15. [A] compensations [B] symptoms [C] treatments [D] demands
16. [A] Meanwhile [B] Likewise [C] Therefore [D] Instead
17. [A] change [B] watch [C] take [D] count
18. [A] coordination [B] process [C] formation [D] wellbeing
19. [A] space [B] love [C] knowledge [D] level
20. [A] design [B] diet [C] routine [D] prescription