2022年12月英语四级（第1套 · 含听力）选词填空
本页为 2022年12月英语四级（第1套 · 含听力）选词填空 的完整原文、正确答案与逐题解析（原文约 222 词，共 10 题）。建议先自己做一遍，再对照解析看定位与同义改写。
原文
Researchers, writing in the journal Heart, pooled data from 23 studies and found that social isolation or feelings of loneliness were tied to an increased risk of coronary heart disease (冠心病) and strokes.
The studies included data from 181,006 men and women ages 18 and over. There were 4,628 coronary events and 3,002 strokes in follow-up periods __26__ from three to 21 years. Three of the papers __27__ loneliness, 18 looked at social isolation and two included both. Social isolation and loneliness were determined with questionnaires; the researchers depended on medical records and death __28__ for determining coronary events and strokes.
The scientists found that loneliness and social isolation increased the __29__ risk of having a heart attack or a death from heart disease by __29__ percent, and the risk of stroke by __32__ percent. There were no __30__ between men and women.
People have tended to focus from a policy point of view on __31__ lonely people to make them more __32__ said the lead author, Nicole K. Valtorta, a research fellow at the University of York in England. "Our study __33__ that if this is a risk factor, then we should be trying to prevent the risk factor in the first place."
The authors __34__ that this was a review of observational studies and did not __35__ cause and effect.
备选词库
备选词库（15 选 10）
答案与逐题解析
答案速查
26
答案L
解析固定搭配 ranging from...to... 表示随访期'从3年到21年不等'，现在分词作后置定语。
27
答案H
解析与后文 'looked at' 并列，三篇论文'测量/考察(measured)'了孤独感，过去式谓语。
28
答案B
解析death certificates(死亡证明)与 medical records 并列，作研究依据的名词。
29
答案M
解析relative risk(相对风险)为医学固定术语，形容词修饰 risk。
30
答案E
解析'no differences between men and women'(男女间无差异)，名词。
31
答案O
解析政策上'针对(targeting)'孤独人群，动名词作介词 on 宾语。
32
答案C
解析make them more connected(让他们更有联系感)，形容词作宾补。
33
答案D
解析'Our study demonstrates that...'(研究表明)，单数谓语。
34
答案A
解析作者'承认(acknowledge)'这是观察性研究综述，动词。
35
答案F
解析did not establish cause and effect(未能确立因果关系)，动词。
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