{{B}}
An Observation and an
Explanation{{/B}} It is worth looking at one or two aspects of the way a mother behaves towards her baby. The usual fondling, cuddling and cleaning require little comment, but the position in which she holds the baby against her body when resting is rather revealing. Careful studies have shown the fact that 80 percent of mothers hold their infants in their left arms, holding them against the left side of their bodies. If asked to explain the significance of this preference most people reply that it is obviously the result of the predominance of right-handedness in the population. By holding the babies in their left arms, the mothers keep their dominant arm free for manipulations. But a [单选题]基尔霍夫电流定律的内容是任一瞬间流入节点上的电流( )为零。
A.A.代数和 B.B.和 C.C.代数差 D.D.差 [简答题]精密导线测量
[单项选择]患儿男性,14岁。脊柱向左向后弯曲,渐加重半年以特发性脊柱侧弯入院,在全麻加硬膜外麻醉下行脊柱矫形术,术中唤醒试验成功,手术顺利,术毕安返病房。手术体位宜用()
A. 俯卧位 B. 仰卧位 C. 直立位 D. 头低斜坡位 E. 坐立位 [单项选择]属于工程策划和决策阶段咨询服务提供的工作成果的是( )。
A. 项目自评报告 B. 初步设计图纸 C. 项目建议书 D. 项目招标文件 [单选题]患者女性,29岁。孕3产2,诊断为葡萄胎。查体:子宫如16周妊娠大小。肺部无异常。最佳的治疗方法是
A.子宫全切术 B.先清宫后手术切除子宫 C.化疗 D.清宫术 E.清宫后常规化疗 [填空题]转向架牵引电机悬挂装置安全托板与电机托座之间,正常情况下应有( ) mm)的间隙。
[判断题]低熔点合金熔化后不能重复使用,因而耗费较贵的金属铋。
A.正确 B.错误 [单选题]儿童每日需要摄入足够的蛋白,其中优质蛋白应占总蛋白的比例是
A.1/5~1/4 B.1/4~1/3 C.1/3~1/2 D.1/3~2/3 E.1/2以上 [单项选择]点校正之后,测量点与已知点相差很大,什么原因不对?()
A. 已知点错误 B. 校正测量没有居中 C. 不可能 [多项选择]女,43岁,诊断为乳腺癌,选择高位硬膜外阻滞麻醉,拟施行乳癌根治术。硬膜外腔穿刺插管后,注射1.O%利多卡因5ml,2分钟后出现呼吸困难,血压下降,不久意识消失,接着发生呼吸心跳停搏。事后从硬膜外导管中抽出脑脊液。正确的胸外心脏按压方法为()
A. 平卧位,背后填硬板 B. 按压部位:胸骨中下1/3处 C. 每次按压使胸骨下陷4~5cm D. 按压频率为100次/分 E. 一人按压时,每按压心脏30次后,行口对口人工呼吸2次 [不定项选择题]共用题干
Global Warming
Few people now question the reality of global warming and its effects on the world's climate. Many scientists1the blame for recent natural disasters on the increase2the world's temperatures and are convinced that,more than3before,the Earth is at4from the forces of the wind,rain and sun.5to them,global warming is making extreme weather events,6as hurricanes and droughts,even more7and causing sea levels all around the world to8. Environmental groups are putting9on governments to take action to reduce the 10 of carbon dioxide which is given 11 by factories and power plants,thus attacking the problem at its source. They are in12of more money being spent on research into so-lar,wind and wave energy devices,which could then replace existing power13. Some scientists,14believe that even if we stopped releasing carbon dioxide and other gases into the atmosphere tomorrow,we would have to wait15hundred years to notice the results. Global warming,it seems,is here to stay. 12._________ A.belief B.request C.favour D.suggestion [单选题]1594、Internet上许多不同的复杂网络和许多不同类型的计算机赖以互相通信的基础是()
A.A、ATM B.B、TCP/IP C.C、NOVELL D.D、X.25 [判断题]集团公司管内日常调度运输组织中发生的运用机车回送时,原则上应按单机或附挂方式,故障机车按有动力附挂方式回送。
A.正确 B.错误 [填空题]耐性定律是由美国生态学家______于1913年提出的。
[判断题]神东创领文化体系中创新驱动,价值创造是神东始终践行的工作作风。( )
A.正确 B.错误 [判断题]在拆除作业前,施工单位应检查建筑内各类管线情况,确认全部切断后方可施工。
A.正确 B.错误 [单选题]孙中山领导的中国同盟会领导和指挥了1911年10月爆发的武昌起义。( )
A.正确 B.错误 [单项选择]当客房保险柜的保管者不在场时,()不得打开保险柜。
A. 服务员 B. 客人 C. 客房主管 D. 任何人 [单选题]依据《特种设备安全法》的规定,下列关于特种设备的生产、经营、使用的说法正确的是()。
A.电梯安装验收合格、交付使用后使用单位应当对电梯的安全性能负责 B.锅炉改造完成后,施工单位应当及时将改造方案等相关资料归档保存 C.进口大型起重机,应当向进口地的安全监管部门履行提前告知义务 D.压力容器的使用单位应当向特种设备安全监管部门办理使用登记 [单选题]放紧线时,应按导地线的规格及每相导线的根数和荷重来选用放线滑车。( )
A.正确 B.错误 [单项选择]In the last line of the first paragraph, the word "arise" means______.
A. occur to B. bring about C. come into being D. cause to happen 我来回答: 提交
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