签订培训协议需满足的条件包括（） ["企业为员工解决了个人户口","企业为培训支付了培训费用并有支付凭证证明","企业支付的培训费用是专项培训费用而非安全、环保等通常非专项培训","企业为员工提供的培训必须是专业技术培训"]
对渠道设计产出的产品因素有哪些？
If a person is unconscious from electric shock，you should first remove him from the electrical source and then（）. ["administer ammonia smelling salts","check for serious burns on the body","determine if he is breathing","massage vigorously to restore circulatio"]
（）是与市场经济相适应的工资决定和制衡机制。 ["工资集体协商制度","岗位工资制度","绩效工资制度","计件工资制度"]
在PowerPoint 2003中，“隐藏幻灯片”就是删除幻灯片。
怎样将交换机的电源由本炉切换到另一炉？
