D a dark and warm room. 
  33 According to the passage, if a person wants to fall asleep fast he shouldn’t
  A eat anything during supper time.
  B read any books before he goes to bed.
  C watch television shortly before going to bed. 
  D drink anything that will keep him awake.
  34 According to the passage, what is the worst aspect of insomnia?
  A Watching too much television.
  B Eating too much before going to bed.
  C Worrying about sleeplessness.
  D Reading too much at night.
  35 According to the author, insomnia shouldn’t be a serious problem because
  A its cause can be corrected by making oneself feel tired enough.
  B doctors can cure it easily.
  C some people can catch up on their sleep during the day. 
  D some people don’t need so much sleep.