| Thirty-one million Americans are over
60 years of age, and twenty-nine million of them are healthy, busy, productive
citizens. By the year 2030, one in every five people in the United States will
be over 60. Elderly people are members of the fastest-growing minority in this
country. Many call this the "graying of America". In 1973, a group called the "Gray Panthers" was organized. This group is made up of young and old citizens. They are trying to deal with the special problems of growing old in America. The Gray Panthers know that many elderly people have health problems; some cannot walk well, others cannot see or hear well. Some have financial problems; prices are going up so fast that the elderly can’t afford the food, clothing, and housing they need. Some old people are afraid and have safety problems. Others have emotional problems. Many elderly ar A. live in nursing homes B. travel more C. live with younger people D. do some house work [多项选择]施工图预算的编制依据有( )。
A. 施工组织设计 B. 地区单位计价表 C. 经批准和会审的施工图设计文件及有关标准图集 D. 工程承包合同或协议书 E. 可行性研究报告 [单选题] 关于白土的性质,下列说法正确的是( )。
A.强酸性 B.中等碱性 C.中等酸性 D.弱碱性 [单选题]患者男性,40岁,出租车司机。因肺炎球菌性肺炎入院,患者咳嗽,呼吸困难,自觉头胀痛,恶心,不思饮食,全身无力。体温39.2℃,脉搏120次/分,呼吸浅快,皮肤口唇发绀。要求医生尽快治好疾病回去工作。排列在首位的护理诊断应该是(1.00分)( )
A.舒适的改变:疼痛 B.气体交换受损 C.活动无耐力 D.体温过高 E.焦虑 [单选题] 在电能作为终端能源消费的市场上,供电企业的竞争对手是大型用户拥有的(____)。
A. 自备电厂 B. 变压器 C. 电动机 D. 流水生产线 [判断题]自动化驼峰调车作业程序是:连挂列车、推送列车、解散列车和下峰作业四项。( )
A.正确 B.错误 [单项选择]下列哪种情况可行机械通气（）
A. 大量胸腔积液 B. 未经引流的气胸或纵隔气肿 C. 巨大肺大疱或肺囊肿 D. 大咯血窒息 E. 肺和胸廓异常 [单项选择]与主—肺动脉间隔缺损有关的主要病理生理改变不包括
A. 左心室扩张 B. 动脉水平左向右分流 C. 心力衰竭 D. 二尖瓣关闭不全 E. 肺动脉高压 [判断题]雷电放电具有电流小，电压高的特点。
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