旗开得胜

读万卷书行万里路1

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]where [B]when [C]that [D]why

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

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

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

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

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

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

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

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