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  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.
【B11】
选项
答案In 1900, only 5% US households consisted of one person living alone
解析 1900, 5%, US households, consisted, one person, living alone
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大学英语四级

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