2. 外语
  3. Thirty years ago, anyone blaming loneliness for physical illness would have been laughed at. But as scientists studied different

Thirty years ago, anyone blaming loneliness for physical illness would have been laughed at. But as scientists studied different

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问题     Thirty years ago, anyone blaming loneliness for physical illness would have been laughed at. But as scientists studied different populations, loneliness kept emerging as a risk 【B1】______. In one study,California researchers followed 4 700 【B2】______of Alameda County for ten years, starting in 1965. At first, the 【B3】______reported their key sources of companionship and 【B4】______the time they devote to each other. During the study, the people who reported the least social 【B5】______died at nearly three times the rate of those reporting the most. The source of companionship didn’t matter, but time spent with others was 【B6】______. Since then, researchers have studied men, women, soldiers and students from countries all over the world. And the same 【B7】______keeps emerging. Women who say they feel isolated go on to die of cancer at several times the expected rate. College students who report "strained and cold" relationships with their parents suffer 【B8】______ rates of hypertension (高血压) and heart disease decades later. 【B9】______. For those of us who are still healthy, the lesson should be obvious. 【B10】______. It’s equally clear that we’re growing more isolated. 【B11】______. The proportion reached 13% in 1960, and it stands at 25% today.
【B4】
选项
答案estimated
解析 语义推断题。根据空格前的and可知此处应填入一个动词过去式与reported并列。此处讲的是参与实验者汇报了他们的同伴并估算了他们彼此相处的时间。结合录音填入estimated，意为“估计，估算”。
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大学英语四级

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