高考英语模拟试题 (六) 下 (含答案)

2007-12-05 09:03:32   来源:转载   评论:0 点击:
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    If you want to stay young, sit down and have a good think. This is the research finding of a team of Japanese doctors who say that most of our brains are not getting enough exercise—and as a result, we are not aging unnecessarily soon.
    Professor Taiju Matsuzawa wanted to find out why otherwise healthy farmers in northern Japan appeared to be losing their ability to think and reason at a relatively, early age, and how the process of aging could be slowed down.
With a team of colleagues at Tokyo National University, he set about measuring brain volumes(容量)of a thousand people of different ages and jobs.
    Computer technology enabled the researchers to get right measurements of the volume of the front and side sections of the brain, which relate to intellect and emotion, and determine the human character. Contraction (收缩) of the front and side parts as cells died off was observed in some subjects in their thirties, but it was still not clear in some sixty and seventy-year-olds.
Matsuzawa concluded from his tests ‘that there is a simple remedy(补救)to the contraction normally associated with age—using the head.
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