PICC穿刺首选的静脉是：（） ["肘正中静脉","贵要静脉","头静脉","大隐静脉","头皮静脉"]
Your home computer runs Windows 2000 Professional. You have just installed a new application and restarted the computer. During the boot process you receive the following error message： "NTLDR is missing - Press any key to restart." You do not have an emergency repair disk. You want your computer to start properly. You want to do this with the least amount of administrative effort. What should you do？（） ["Reinstall the operating system.","Start the computer by using the Windows 2000 Professional CD-ROM.","Select Repair option and choose the option to verify system files.","Start the recovery console and type Diskpart from the command prompt.","Start the recovery console and enter Fixmbr from the command prompt."]
审查借款人的收入，应该重点审查借款人的（）。 ["工资收入","租金收入","投资收入","经营收入","中奖收入"]
激发正能量需要（） ["改变认知习惯","学会感恩","挖掘积极行为","接受情绪，合理宣泄"]
预备党员宣誓内容是：我志愿加入中国共产党，（），严守党的纪律，保守党的秘密，对党忠诚，积极工作，为共产主义奋斗终身，随时准备为党和人民牺牲一切，永不叛党。 ["拥护党的纲领定","遵守党的章程","履行党员义务","执行党的决议"]
什么是电弧现象？
