We live in a part of the night sky
called the Milky Way Galaxy. Our galaxy can be seen{{U}} (67)
{{/U}}the naked eye at a clear summer night. It{{U}} (68) {{/U}}a
ribbon stretched across the night sky. During the summer is{{U}} (69)
{{/U}}the Milky Way is at its fullest with the stars clustered{{U}} (70)
{{/U}}. Our galaxy is a gigantic agglomeration of stars whose numbers will
probably never been{{U}} (71) {{/U}}, though technology advanced
rapidly. Currently we{{U}} (72) {{/U}}this number to be about thirty
billion. Scientists have assumed that the radius of our galaxy,{{U}}
(73) {{/U}}it were to be traveled, would{{U}} (74) {{/U}}us
about fifty thousand light years. We live in small part of the Milky Way Galaxy,
which is{{U}} (75) {{/U}}to as solar system. The solar system is made up
of nine planets, which{{U}} (76) {{/U} A. pass B. carry C. get D. take [判断题]做大事、做大局,造大势,与做正确的事,把事做正确相统一。 ( )
A.正确 B.错误 [单项选择]原码乘法是( )。
A. 先取操作数绝对值相乘,符号位单独处理 B. 用原码表示操作数,然后直接相乘 C. 被乘数用原码表示,乘数取绝对值,然后相乘 D. 乘数用原码表示,被乘数取绝对值,然后相乘 [单选题]()预测矿井、煤层和煤层区域的突出危险性。
A.采区预测 B.矿井预测 C.工作面预测 D.区域预测。 [多项选择]全口义齿修复咬合不平衡可造成
A. 基托边缘封闭差义齿易脱落 B. 使支持组织受力不均匀 C. 损坏支持组织的健康 D. 加速牙槽嵴的吸收 E. 加速义齿 [单选题]( )是装卸搬运合理化目标的核心,它是为客户提供优质服务的主要内容之一,也是保障生产顺利进行的重要前提。
A.A、装卸搬运距离 B.B、装卸搬运时间 C.C、装卸搬运质量 D.D、装卸搬运费用 [判断题]JL02CG003093.根据《南方电网公司电能计量设备管理办法》,电能计量设备的定额下限值是保障营销业务所需求的安全库存量,备品备件库存数量一般不高于定额下限值。( )
A.正确 B.错误 [单选题]在常温常压下液化气气化后体积能迅速扩大( )倍。
A.100-200 B.150-250 C.250-350 D.300-400 [单项选择]An important new industry, oil refining, grew after the Civil War. (1) oil, or petroleum, a dark, thick ooze from the earth had been known for hundreds of years, (2) little use had ever (3) it. In the 1850’s, Samuel M. Kier, a manufacturer in western Pennsylvania, began (4) the oil and refining it into kerosene. Refining, (5) smelting, is a (6) of removing impurities from a raw material.
Kerosene was used to light lamps. It was a cheap (7) for whale oil, which was becoming (8) to get. Soon there was a large (9) for kerosene. People began to search for new (10) of petroleum. The first oil well was drilled by E. L. Drake, a retired railroad conductor. In 1859 he began drilling in Titusville, Pennsylvania. The (11) venture of drilling seemed so (12) and foolish that onlookers called it "Drake’s Folly". But (13) he had drilled down about 70 feet (21 meters), A. produce B. yield C. assemble D. provide [判断题]客运经营者应当遵守有关运价规定,使用规定的票证,不得乱涨价、恶意压价、乱收费。
A.正确 B.错误 [判断题]举高消防车的工作幅度范围是º~50º。( )
A.正确 B.错误 [判断题] 要使变压器容量在三相不平衡负荷下充分利用,并有利于抑制三次谐波电流时,宜选用绕组接线为D,yn11的变压器。 ( )
A.正确 B.错误 [单选题]运行变压器所加一次电压不应超过相应分接头电压值的( ),最大负荷不应超过变压器额定容量(特殊情况除外)。
A.100% B.105% C.110% D.115% [判断题]依据热力机械安规,现场进行动火作业的,只要遵守消防规程的相关规定,可不使用动火工作票。()
A.正确 B.错误 [简答题]著名心理学家弗洛伊德属于哪个心理学派?
[单项选择]董仲舒提出“天生民性,有善质而未能善,于是为之立王以善之,此天意也。”该观点()
A. 确立了儒学的独尊地位 B. 主要体现“天人感应”的理念 C. 为君主受命于天提供了理论保障 D. 直接结束了各派思想平等的局面 [单选题]下列关于止血带使用方法的表述中,错误的是( )。
A.止血带会阻断血液的流动,捆扎的时间过长会严重损伤组织,甚至导致肢体坏死。 B.止血带既能用于捆扎四肢,也能捆扎头部、颈部或躯干部。 C.绷带包扎完毕后,应经常检查脚趾或者手指,看看它的末端是否有发乌的紫斑,以及该处的体温有无下降等现象。 D.不能长时间的利用止血带捆扎肢体,除非是在施行动脉结扎手术的时候,迫不得已才那么做。 [单选题]黄桃∶水蜜桃∶桃( )
A.红缨枪∶冲锋枪∶枪 B.地中海∶大海∶海 C.煎饼∶烧饼∶饼 D.雏菊∶杭菊∶菊 [多项选择]公用与辅助工程方案设计的内容包括( )。
A. 水平衡计算 B. 热平衡计算 C. 采用的规范 D. 负荷核算 E. 设备报价 [单选题]四季豆中容易引起食物中毒的有毒物质是( )。
A.龙葵素 B.氢氰酸 C.皂素 D.秋水仙碱 [判断题]重物作为均布荷载加载时,块材一定要分堆堆放,否则将产生不了均布荷载的效果。( )
A.正确 B.错误 [单选题]CRH1A型动车组一等车西式便器集便池因某种原因积满了液体(例如出口阻塞),传感器将向控制系统发出信号,集便器将在不使用水的情况下进行 次冲洗循环,通过这种方法清除阻塞。
A.2 B.3 C.1 D.4 [单项选择]Resistance to Malaria
1. "Our job", said the health officer, "is to spray the walls of every house in every town and village in the malaria parts of Mexico". You may be surprised to learn that there are about ninety-nine thousand separate villages and towns. Some are big places like Mexico City, some are single houses deep in the jungles or upon the mountain-tops. The men working with our programme say that most of these localities lie within districts warm enough for the malaria-carrying mosquitoes to live in and spread the disease. That means that we must plan to spray the walls of nearly three million house once or twice a year for five years."
2. "We have studied everything very carefully" , the officer continued. "Our advance guards have drawn maps of some forty thousand parts of the country for use by the spray teams. Each house in the malaria districts has been given a special number. The United Nations has given us cars and trucks to carry the spray teams and their tools,
[判断题]鼻出血病人的头稍后仰。捏住鼻子,以控制出血,施加压力不少于 10 分钟。
A.正确 B.错误 [判断题]《铁路客运运价规则》规定,行李、包裹运价是根据规定的运价区段,以每人每千米的运价率乘以通过递远递减后而确定的计价里程,再乘以1人,即得1人为单位的运价基数。
A.正确 B.错误 我来回答: 提交
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