full transcript
"From the Ted Talk by Russell Foster: Why do we sleep?"

Unscramble the Blue Letters

Make your bedroom a haven for seelp. The first cctraiil thing is make it as dark as you possibly can, and also make it shigtlly cool. Very important. Actually, reduce your amount of light exposure at least half an hour before you go to bed. Light increases levels of alertness and will delay sleep. What's the last thing that most of us do before we go to bed? We stand in a massively lit bathroom, looking into the mirror cleaning our teeth. It's the wsrot thing we can pobislsy do before we go to sleep. Turn off those mobile pnohes. Turn off those computers. Turn off all of those things that are also going to excite the brain. Try not to dnrik caffeine too late in the day, ideally not after lunch.

Open Cloze

Make your bedroom a haven for _____. The first ________ thing is make it as dark as you possibly can, and also make it ________ cool. Very important. Actually, reduce your amount of light exposure at least half an hour before you go to bed. Light increases levels of alertness and will delay sleep. What's the last thing that most of us do before we go to bed? We stand in a massively lit bathroom, looking into the mirror cleaning our teeth. It's the _____ thing we can ________ do before we go to sleep. Turn off those mobile ______. Turn off those computers. Turn off all of those things that are also going to excite the brain. Try not to _____ caffeine too late in the day, ideally not after lunch.

Solution

  1. slightly
  2. critical
  3. phones
  4. possibly
  5. drink
  6. sleep
  7. worst

Original Text

Make your bedroom a haven for sleep. The first critical thing is make it as dark as you possibly can, and also make it slightly cool. Very important. Actually, reduce your amount of light exposure at least half an hour before you go to bed. Light increases levels of alertness and will delay sleep. What's the last thing that most of us do before we go to bed? We stand in a massively lit bathroom, looking into the mirror cleaning our teeth. It's the worst thing we can possibly do before we go to sleep. Turn off those mobile phones. Turn off those computers. Turn off all of those things that are also going to excite the brain. Try not to drink caffeine too late in the day, ideally not after lunch.

ngrams of length 2

collocation frequency
mental illness 8
sleep disruption 8
sleep loss 4
alarm clock 3
biological clock 3
essentially sleep 3
memory consolidation 3
sleep deprived 3
shift work 3
light dark 3
dark cycle 3
falling asleep 3
light exposure 3
mental health 3
normal sleep 3

ngrams of length 3

collocation frequency
light dark cycle 3

Important Words

  1. alertness
  2. amount
  3. bathroom
  4. bed
  5. bedroom
  6. brain
  7. caffeine
  8. cleaning
  9. computers
  10. cool
  11. critical
  12. dark
  13. day
  14. delay
  15. drink
  16. excite
  17. exposure
  18. haven
  19. hour
  20. ideally
  21. important
  22. increases
  23. late
  24. levels
  25. light
  26. lit
  27. lunch
  28. massively
  29. mirror
  30. mobile
  31. phones
  32. possibly
  33. reduce
  34. sleep
  35. slightly
  36. stand
  37. teeth
  38. turn
  39. worst