更多"Food and Cancer Medical experts ha"的相关试题:
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Food and Cancer
Medical experts have suspected for many years that there is a strong link between what a person eats and cancer. They say a new study provides the first evidence that vitamins could reduce a person’s chance of developing cancer. A team of Chinese and American scientists did the study. They are from American National Cancer Institute and the Cancer Institute of the Chinese Academy of Medical Sciences in Beijing. The Journal of the National Cancer Institute published the results of the study. About thirty thousand people between the ages of 40 to 69 took part in the study. They were from the northern central Chinese area of Linxian. Most of them took vitamins and minerals every day for five years.
Linxian was chosen because the people there have an extremely high rate of cancer of stomach and esophagus. Researchers believe that fungus and molds in local foods may be partly responsible for the high cancer rate. Researche
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[单项选择]Medical experts have (26) suspected a link between the health of the mind and the health of the body. From time to time researchers have reported (27) of much a link. One such report now comes from the University of California at San Diego School of Medicine. The study shows that the mental disorder known as depression (28) to harm the body’s natural defense system against disease.
(29) of severe depression generally have a low opinion of themselves. They often lose (30) in everything. They seem vary sad. They have trouble (31) . And they generally lose their (32) to eat. In most extreme examples, depressed persons (33) want to kill themselves.
The University of California study was (34) by Dr. Michael Irwin. He began the study two years ago at a hospital in the city of Los Angeles. The study involved 37 women, (35) husbands were dying of lung cancer. Dr. Irwin stu
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