{{B}}Staying Active
in Old Age Keeps People Mobile{{/B}} People over 70 who aren’t active are more likely to develop problems walking or climbing stairs within a few years, according to a new study. These findings suggest that it’s very important to stay______(51) in old age, study author Dr. Marjolein Visser told Reuters Health. "Physical activity in old age is as important______(52) taking your medications (药物)," Visser noted. "You do not need to join an expensive, fancy sports club with high-tech (高科技的) equipment. Your body will already______(53) from regular walking." Visser, a Dutch (荷兰的) scholar, explained that______(54) active helps prevent people from becoming breathless during simple activities, increase muscle mass and strength, and maintain the A. than B. so C. as D. to [单选题]机动车驾驶人对乘车人违章携带易燃易爆等危险物品乘车、向车外抛洒物品、影响机动车驾驶人员安全驾驶的( )。
A.有权制止 B.无权制止 C.视而不见 D.除了领导有权制止 [单选题]胶带机在运行过程中,输送带边缘不得超过托辊管体和( )边缘。
A.胶带宽度 B.滚筒 C.滚动轴承 [单项选择]结核菌素试验局部有硬结,红肿,硬结平均直径27mm,有水疱,结果分度正确的是( )
A. 阴性 B. 可疑 C. 弱阳性 D. 强阳性 E. 极强阳性 [判断题]常压罐式车辆罐体生产企业应当按照要求为罐体分配并标注唯一性编码。
A.正确 B.错误 [多选题]入口称重检测劝返员熟练掌握并运用基本的交通指挥手势有哪些?( )
A..直行手势 B.左右转手势 C.上下手势 D.停止手势 [简答题]自然循环锅炉水循环故障及其影响的因素有哪些?
[单项选择]血清阴性脊柱关节病是指()。
A. 血中RF阴性 B. HLA-B27阴性 C. ANA阴性 D. 抗DNP抗体阴性 E. 抗PM-1抗体阴性 [单项选择]下列场合中女主持人所说的一句话就该是( ) 晚会帷幕徐徐拉开,女主持人姿态优美地步出舞台,不小心跃倒在地,观众哗然。此时女主持人从容地站起,神态自若地说了一句,场内立刻掌声四起。
A. 对不起,我太紧张了,请不要见笑 B. 刚才,我是被大家的热情倾倒了 C. 对不起,我太激动了,失礼了 D. 不好意思,刚才我跃倒了,幸亏没有扭脚 [判断题]VinsdeTable等级的葡萄酒对葡萄酒调配的规定是允许由法国不同产区的葡萄酒调配
而成。() A.正确 B.错误 [单选题]水冷精密空调过滤网压差报警值是()
A.50 B.80 C.100 D.200 我来回答: 提交
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