{{B}}Happy Marriage, Happy
Heart{{/B}} Happily married people have lower blood pressure{{U}} (51) {{/U}}unhappily married people or singles, a Brigham Young University study says. On the other hand, even having a supportive social network did not translate into a blood pressure benefit for singles or unhappily{{U}} (52) {{/U}}people, according to the study. "There seems to be some unique health benefits from marriage. It’s not just being married{{U}} (53) {{/U}}benefits health—what’s really the most protective of health is having a happy{{U}} (54) {{/U}}," study author Julianne Holt-Lunstad, a psychologist who specializes in relationships and health, said in a prepared statement. The study included 204 married and 99{{U}} (55 A. life B. marriage C. partner D. spouse [单选题]邻近或交叉其他220kV电力线工作的安全距离为( )m。
A.1.8 B.2.1 C.3 D.4 [单项选择]下述有关甲状腺结节的描述,下列哪项是错误的()
A. 多发结节多为良性结节 B. 甲状腺癌均为冷结节 C. 儿童时期出现的甲状腺结节有50%是恶性的 D. 所有囊性结节均为良性结节 E. 热结节常为高功能腺瘤 [单项选择] 下面有3篇短文,每篇短文后有5道题,每题后面有4个选项。请仔细阅读短文并根据短文回答其后面的问题,从4个选项中选择1个最佳答案。 {{B}}第一篇{{/B}}
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