2014年全国硕士研究生入学统一考试英语（一）真题（完形填空）

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)
As many people hit middle age, they often start to notice that their memory and mental clarity are not what they used to be. We suddenly can’t remember   1   we put the keys just a moment ago, or an old acquaintance’s name, or the name of an old band we used to love. As the brain   2  , we refer to these occurrences as “senior moments.”   3   seemingly innocent, this loss of mental focus can potentially have a(n)   4   impact on our professional, social, and personal   5  .
Neuroscientists, experts who study the nervous system, are increasingly showing that there’s actually a lot that can be done. It   6   out that the brain needs exercise in much the same way our muscles do, and the right mental   7   can significantly improve our basic cognitive   8  . Thinking is essentially a   9   of making connections in the brain. To a certain extent, our ability to   10   in making the connections that drive intelligence is inherited.   11  , because these connections are made through effort and practice, scientists believe that intelligence can expand and fluctuate   12   mental effort.
Now, a new Web-based company has taken it a step   13   and developed the first “brain training program” designed to actually help people improve and regain their mental   14  .
The Web-based program   15   you to systematically improve your memory and attention skills. The program keeps   16   of your progress and provides detailed feedback   17   your performance and improvement. Most importantly, it   18   modifies and enhances the games you play to   19   on the strengths you are developing—much like a(n)   20   exercise routine requires you to increase resistance and vary your muscle use.

1. [A] why [B] when [C] that [D] where

2. [A] improves [B] fades [C] collapses [D] recovers

3. [A] While [B] Unless [C] Once [D] If

4. [A] uneven [B] limited [C] damaging [D] obscure

5. [A] relationship [B] environment [C] wellbeing [D] outlook

6. [A] turns [B] finds [C] points [D] figures

7. [A] responses [B] roundabouts [C] workouts [D] associations

8. [A] genre [B] criterion [C] circumstances [D] functions

9. [A] channel [B] process [C] sequence [D] condition

10. [A] excel [B] feature [C] persist [D] believe

11. [A] However [B] Moreover [C] Otherwise [D] Therefore

12. [A] instead of [B] regardless of [C] apart from [D] according to

13. [A] back [B] further [C] aside [D] around

14. [A] framework [B] stability [C] sharpness [D] flexibility

15. [A] hurries [B] reminds [C] forces [D] allows

16. [A] order [B] track [C] hold [D] pace

17. [A] to [B] on [C] for [D] with

18. [A] constantly [B] habitually [C] irregularly [D] unusually

19. [A] carry [B] put [C] build [D] take

20. [A] risky [B] familiar [C] idle [D] effective