The first true piece of sports
equipment that man invented was the ball. In ancient Egypt, as everywhere,
pitching (投掷) stones was a favorite children’s game. But a badly thrown rock
could hurt a child. Looking for something less dangerous to throw, the Egyptians
made what were probably the first balls. At first, balls were made of grass or leaves held together by vines (藤). Later they were made of pieces of animal skin sewed together and stuffed (塞满) with feathers or hay. A. throwing stones often caused injuries B. throwing stones was not fun C. games with stones did not have rules D. rocks were too heavy to throw [单选题]关门车不得挂于机车后部( )辆车之内。
A.一 B.二 C.三 D.四 [单选题] 对超过办案期限仍未办结的案件,处理正确的是()。
A. 中止办案 B. 结案处理 C. 治安案件超过6个月后仍未办结的,作撤案处理 D. 继续调查取证并作出相关处理决定 [多选题]回顾近几年中美关系紧张的表现,主要有______几个方面。
A.抗疫 B.经贸 C.科技 D.思想 [简答题]怎样确定蛋白质的最适需要量?应该考虑哪些问题?
[单选题]产妇的腰围调理前为88cm,预期目标为78cm,目前腰围为82 cm。请问产妇的调理效果与预期目标之间的比值为( )。
A.0.8 B.0.6 C.0.67 D.0.5 E..0.33 [单选题]《特种设备作业人员监督管理办法》规定,用人单位应当加强对特种设备作业现场和作业人员的管理,履行下列哪些义务( )
A.对作业人员进行安全教育和培训 B.确保持证上岗和按章操作 C.提供必要的安全作业条件 D.以上都是 [单选题]本站为办理货运手续站,火车于07:00到达本站,08:00按调车作业调入区间卸车,又于10:00调往邻站,11:00由邻站出发,本站统计( )货物作业停留时间。
A.4 h B.3 h C.2 h D.1 h [单选题]确认列车添乘人员应在开车前( )上车。
A.10min B.15min C.20min [单项选择]使用N台(N>3)GPS接收机进行同步观测所获得的GPS边中,独立的GPS边的数量是()。
A. N B. N-1 C. N(N+1)/2 D. N(N-1)/2 [单项选择]某股份有限公司涉及一起诉讼案,20×5年12月31日,法院尚未判决。经咨询法律顾问后,乙股份有限公司认为最终的判决结果很可能对公司不利,估计可能需要赔偿的金额为200万元到500万元之间的某一个金额。该公司应在资产负债表中确认的负债金额为 ( )万元。
A. 200 B. 350 C. 400 D. 500 [单选题] 高压蒸汽灭菌达到灭菌目的宜用
A. 压力70kPa温度116.2℃时间10min B. 压力80kPa温度118.2℃时间15min C. 压力90kPa温度120.2℃时间20min D. 压力103~137kPa温度121~126℃时间20~30min E. 压力140~145kPa温度125~130℃时间25min [填空题]肱骨骨折固定后采取( )悬吊,前臂骨折固定后采取( )悬吊。
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