Gap Fill - Thinking - Level 2


  • Choose the correct word from the drop-down menus below.
  • Click the button at the bottom to check your answers.
  • Press the "refresh" button on your browser to play again.
  • After this paragraph, go to Paragraph 2.

   answers      functions      good      lot      mental      normal      task      tired      totally      us  

Paragraph 1

Have you ever thought why thinking makes tired? A new study has found some . Researchers from the Paris Brain Institute looked at why effort makes us tired. When people think a , their brain releases a chemical called glutamate. Too much of this changes the brain's . It tells the body it is and that we must rest. People who spend six hours working on a that requires thinking are more likely to feel tired. Resting helps the brain to return to . This explains why a power nap is for us. A 20-minute power nap can make us feel refreshed.

Now go to   Paragraph 2.

Back to the thinking lesson.

Share this lesson

More Free Sites by Sean Banville

Online Activities