题目列表(包括答案和解析)
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完形填空
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 said that most of our brains are not getting enough 1 ; and as a result, we are growing old unnecessarily 2 .
Professor Matsuzsawa wanted to fund out why quite 3 farmers in northern Japan appeared to be losing their ability to 4 and reason (推理) at a rather early age, and how the speed of getting old could be 5 down.
With a team of researchers at Tokyo National University, he set about 6 brain volumes (容量) of a thousand people of different ages with different jobs.
Computer technology helped the researchers to get most 7 measures of the volume of the front and side parts of the brain, which 8 something to do with intellect (智力) and feelings, and 9 the human characters. As we all know, the back part of the brain, which 10 tasks like eating and breathing, does not contract (萎缩)with ages.
Contraction of front and side parts was 11 in some people in their thirties, 12 it wag still not found in some sixty
yearold.
Matsuzawa concluded from his tests that there is a simple way to 13 the contraction 14 the head.
The findings show that contraction of the brain begins 15 in people in the 16 than in the towns, Those with 17 possibility are lawyers, 18 by university professors and doctors. 19 workers doing the same work 20 in government offices are as likely to have contracting brains as the farm workers.
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