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_____.

  • A.Higher blood pressure increases your risk for heart attacks.
  • B.It is thought that the lack of sleep affects appetite.
  • C.In the past, sleep was often ignored by doctors and surrounded by myths.
  • D.Exposure to light during early waking hours helps to set your body clock.
  • E.Short-time sleep also improves memory, learning ability and mood.
  • F.Light exposure reduces the level of melatonin.
试题出自试卷《自考英语一(00012)2014年10月真题试卷及答案》
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