| Olympic Games are held every four years
at a different site, in which athletes (21) different
nations compete against each other in a (22) of sports.
There are two types of Olympics, the Summer Olympics and the Winter
Olympics. In order to (23) the Olympics, a city must submit a proposal to the International Olympic Committee (IOC). After all proposals have been (24) , the IOC votes. If no city is successful in gaining a majority in the first vote, the city with the fewest votes is eliminated, and voting continues, with (25) rounds, until a majority winner is determined. Typically the Games are awarded several years in advance, (26) the winning city time to prepare for the Games. In selecting the (27) of the Olympic Games, the IOC considers a number of factors, chief among them which city h A. Until B. Unless C. Whether D. Once [多选题]CRH3C型动车组动车包括（）种车。
A.EC B.TC和IC C.BC和FC D.AC和DC [填空题]铝和铝合金管道焊接时，一般采用______或______。
[单项选择]（）称为电力系统的静态稳定性。
A. 系统正常运行的稳定性 B. 系统受到较小扰动下能自动恢复原有状态的稳定性 C. 系统受到较大扰动下的稳定性 D. 系统非正常运行的稳定性 [多选题] 多选题 社区群众工作的要求有()。
A. 懂群众心理 B. 懂群众语言 C. 懂沟通技巧 D. 会化解矛盾 [单选题]钢丝绳端部固定采用绳夹时,绳夹规格应与绳径匹配,数量不应少于( ) ,间距不应小于 绳径的 6～7 倍,绳夹夹座应安放在长绳一侧,不得正反交错设置。
A.1 个 B.2 个 C.3 个 D.4 个 [多项选择]氧化锌避雷器有以下优点（）。
A. 无间隙 B. 无续 C. 保护性能优越 D. 通流容量大 [单选题]暴露源为体液、血液或者医疗器械、物品,损伤的皮肤或者粘膜,量小且暴露时间较短,为( )级暴露。
A.一级 B.二级 C.三级 D.四级 [单选题]人民法院在作出裁定前听取被执行人和行政机关意见的情形不包括（ ）
A.行政机关强制执行申请明显缺乏 事实根据 B.行政机关强制执行申请明显缺乏 法律、法规依据 C.行政机关强制执行申请明显不适 当 D.行政机关强制执行申请明显违法 并损害被执行人合法权益 [单选题]《电网建设安规》 近电作业，当作业人员或机械器具与66～110kV带电设备的最小距离小于（）m风险控制值时，施工项目部应编写安全施工方案，并将安全施工方案提交运维单位备案。
A.A-7.5 B.B-6.5 C.C-5.5 D.D-4.5 我来回答: 提交
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