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Save Energy At Home{{/B}} On the average, Americans waste as much energy as two-thirds of the world’s population consumes. That’s largely the {{U}} (51) {{/U}} of driving inefficient cars, using inefficient appliances (设备), and living and working in poorly insulated (隔热) buildings. Then what can you do to {{U}} (52) {{/U}} the situation Buy energy-efficient products -- Buy new appliances or electronics of the highest energy-efficiency rating. New energy-efficient models may cost more initially, but have a lower operating {{U}} (53) {{/U}} over their lifetimes. The most energy-efficient models {{U}} (54) {{/U}} the Energy Star label, which identifies products {{U}} (55) {{/U}} use 20-40 percent less energy than standard new produc A. less B. most C. rarely D. seldom [单选题]䆕.(298557)ＹＬＧ＿200Ｐ主扩保险是( )。(1.0分)
A.A、15安 B.B、10安 C.C、5安 D.D、20安 [多选题]直流控制保护设备继电器检验时如何使用继电器保护测试仪中继电器校验选项校验继电器
A.A.设置好输出电压 B.B.校验仪输出接至继电器的线圈端 C.C.继电器接点接至校验仪开入端 [判断题]煤气管道上安装的所有设备和附件在安装前都应进行清洗、涂油和试压。( )
A.正确 B.错误 [单项选择]下面哪部小说不是张爱玲的作品（）？
A. 《啼笑姻缘》 B. 《半生缘》 C. 《倾城之恋》 D. 金锁记》 [判断题]已终结的工作票（含工作任务单）、故障紧急抢修单、现场勘察记录至少应保存2年。
A.正确 B.错误 [单选题]在狭小或潮湿地点施焊时，应( )或采取其他防止触电的措施, 并设监护人。
A.加装剩余电流动作保护装置 B.采取其他防止触电措施 C.垫以木板 D.检查电焊机的的绝缘电阻是否合格 [简答题]简述商业信用与银行信用的区别。
[判断题]根据票务违章所导致的直接或间接损失大小，或由此造成对票务收益安全的危害程度，由低至高划分为一级至二级票务违章。（ ）
A.正确 B.错误 [简答题]预防整治辙叉垂直磨耗和压溃的措施有那些?
[单项选择]Once upon a time, a great boxer, Tick Black, went to a restaurant (41) . dinner. He took off his coat and (42) it at the door. But he was (43) that someone would take it away, so he took out a piece of paper and wrote on it, "The great boxer, Tick Black, leaves his (44) here, he will be back (45) a few minutes." Then he put the paper (46) his coat and went to have his dinner. (47) he came back after dinner, he (48) that his coat was not there. But another (49) was left there. Another piece of paper was put on the coat. It said, "A great runner (50) your coat, and he will never come back./
A. gave B. threw C. left [填空题]《智能变电站合并单元测试规范》规定，MU是指（）。
[简答题]简述嗜热细菌的优点及其在工业生产中的应用潜力。
[填空题]180的23是（ ）；90米比50米多（ ）%。
[多选题]作业标准化的主要目的是：(____)、对一线员工进行教育训练。
A.储备技术 B.提升技能 C.提高效率 D.防止事故再发 [单项选择]某医院在抢救一位急性心肌梗死患者时，因情况紧急，未能及时书写病历，医务人员应当在抢救结束后多长时间内据实补记并加以注明
A. 2小时 B. 4小时 C. 6小时 D. 8小时 E. 10小时 [多项选择]影响总需求变动的因素主要有：( )。
A. 货币政策 B. 财政政策 C. 技术进步 D. 通货膨胀 E. 国外产出 [单项选择]下列药组中，专治脾、肺气虚的药组是（）
A. 人参、党参、西洋参 B. 党参、黄芪、太子参 C. 人参、自术、山药 D. 黄芪、人参、白扁豆 E. 党参、大枣、黄精 我来回答: 提交
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