王某，女性，23岁。车祸致肋骨骨折，未特殊处理，今日起床后疼痛加重，翻身、咳嗽加重，患者不愿活动，此时下列哪项处理最佳（） ["吸氧","口服止痛剂","卧床休息","肋间神经封闭","输液、镇定"]
You install Microsoft Windows Vista on a new computer. The computer has the following hardware configuration: 2.4-GHz processor 2 GB of RAM 512-MB video adapter 250-GB hard disk. You are unable to view the following features of Windows Vista: Thumbnails Previews on folders Transparent glass. You need to be able to view the advanced visual features of Windows Vista. What should you do?（） ["A","B","C","D"]
液压支架下陷较深时应（）处理。 ["借助邻架前梁进行处理","利用邻架前梁悬挂千斤顶提底座","利用邻架推移千斤顶的力量推移","利用煤机滚筒拴锚链拉"]
施工安全制度包括哪些内容？
下列哪些行为人违反治安管理可以从轻处罚？（） ["盲人","被胁迫的人员","怀孕妇女","有立功表现的人"]
指出煤矸石来源、成分及危害。
