How can a single postage stamp be worth
$ 16,800 Any mistake made in the printing of a stamp raises its value to stamp collectors. A mistake on one inexpensive postage stamp has made the stamp worth a million and a half times its original value. The mistake was made more than a hundred years ago in the British colony of Mauritius, a small island in the Indian Ocean. In 1847, an order for stamps was sent to a London printer--Mauritius was to become the fourth country in the world to issue stamps. (32) {{U}}Before the order was filled and delivered, a ball was planned at Mauritius’ Government House, and stamps were needed to send out the invitations.{{/U}} A local printer was instructed to copy the design for the stamps. He accidentally inscribed the words "Post Office" instead of "Post Paid" on the several hun A. spelling of postage B. wording C. price D. color [单项选择]慢性痢疾的发生可能与下列因素有关,但不包括()
A. 菌株毒力强 B. 治疗不彻底或不及时 C. 营养不良 D. 慢性胆囊炎 E. 肠道寄生虫病 [判断题]航空安全员执照持有人连续12个月以上未履行航空安全员岗位职责的,在其参加重获资格训练并通过考试考核后方可履行航空安全员岗位职责。重获资格训练按照《航空安全员合格审定规则》关于定期训练要求执行。
A.正确 B.错误 [单选题]开启电缆井井盖、电缆沟盖板及电缆隧道人孔盖后,应( ),并有人看守。
A. 设置标准路栏围起 B.悬挂“从此进出!”标示牌 C.悬挂“止步,高压危险!”标示牌 D.放置“在此工作!”标示牌 [判断题]根据建设工程质量管理条例规定.建设工程总承包合同中有约定.经建设单位认可承包单位将其承包的部分建设工程交由其他单位完成的.属于违法分包行为。( )
A.正确 B.错误 [判断题]试车线调试作业时,接触网停电司机不得干预列车停车。
A.正确 B.错误 [判断题]上海轨道交通车辆采用的制动方式一般分为电制动和气制动两种。( )
A.正确 B.错误 [单选题]1.7.柜员短期离岗或长期离岗时应将尾箱中现金全部缴清。( )
A.正确 B.错误 [单选题]在Windowsxp资源管理器中,选定文件后,打开文件属性对话框的操作是()。
A.单击“文件”→“属性” B.单击“编辑”→“属性” C.单击“查看”→“属性” D.单击“工具”→“属性” [单选题]1.80. 第80题
公用低压线路供电的,以供电接户线用户端最后支持物为分界点,支持物属( )。 A.用户 B.共有 C.双方协商划分 D.供电企业 [判断题]雷电时,在做好安全措施的情况下,可以进行倒闸操作和更换熔丝工作。
A.正确 B.错误 [判断题]因为变化的电流通过导体或线圈而产生自感电动势, 自感电动势的大小和线圈形式及导线有 关。( )
A.正确 B.错误 [单选题]2.80. 第80题
由频繁停电引起的电能质量工单溯源责任主体为运检部。 A.正确 B.错误 [单项选择]下列哪项不属于精神病性障碍()
A. 幻觉、妄想、思维形式障碍 B. 紧张、焦虑 C. 广泛的兴奋和活动增多 D. 显著的精神运动性迟滞 E. 紧张症性行为 [简答题]什么是部分进汽损失?
[单选题]工作许可手续完成后,工作负责人、专责监护人应向工作班成员交待工作内容、人员分工、带电部位和现场安全措施、进行危险点告知,并履行确认手续,( ),工作班方可开始工作。
A.A.所有人员签字后 B.B.装完工作接地线后 C.C.所有人员到位后 D.D.现场准备工作完成后 E./ F./ [单选题]当正在进行的工作( ),所有的许可证立即失效。
A.遇到上级安全检查时; B.出现紧急情况或已发出紧急撤离信号时; C.遇到环保督察时; D.设备出现异常时。 [单选题]患儿,男,l岁。咳嗽持续1个月,近二日突然高热,咳嗽频繁,痰多,患儿按时预防接种,三年前有结核接触史,查体:39℃,R:40次/分,面色苍白,心脏正常,右肺底闻及细小水泡音,肝肋下2cm质软,白细胞:4.0×109/L,淋巴细胞65%,OT试验阴性,最可能诊断( )。
A.支气管炎 B.支气管肺炎 C.原发肺结核 D.粟粒性肺结核 E.支气管异物 [填空题]由于罗可可时期的艺术设计丧失了艺术设计应有的()力,很快便随着历史的变迁而被新古典主义艺术设计所代替。
[单项选择]感冒之名最早见于
A. 《仁斋直指方》 B. 《诸病源候论》 C. 《医学源流论 D. 《丹溪心法》 [单选题]下列情况不属于机械伤害事故原因的是( )。
A.机械设备内线路不整齐 B.机械设备超负荷运作或带病工作 C.机械工作时,将头手伸入机械行程范围内。 [判断题]( )2450.()我国之所以提出构建社会主义和谐社会,就是因为我国的经济发展,超前于我国的政治、文化,及社会的发展,因此,当前我国一切工作的中心已经不是经济建设。
A.正确 B.错误 [名词解释]碱化过程
[判断题]主存与外围设备之间的信息传送操作称为输入输出操作。(易)(基础知识)
A.正确 B.错误 [单项选择]
{{B}}TEXT B{{/B}} Kidnappings around the world have typically had one of two major goals: publicity for a local political cause or as a form of" fund-raising" for the kidnappers. Recently, kidnappings for political reasons have been on the decrease, whereas kidnapping for profit has seen a dramatic increase. A prime example of this trend is in Colombia. Colombia is considered to be the kidnapping capital of the world, with rival guerrilla and paramilitary groups consistently abducting civilians--including businessmen, tourists and aid workers. The ransom money obtained from these activities is used primarily to finance a 37- year civil war in Colombia. The U.S. State Department estimates that more than 3,000 people are kidnapped in Colombia each year. Most kidnap victims are Colombians who are either wealthy or who can at least come up with a few thousand dollars. Although the kidnappings are most often performed by political A. the kidnappers consider it a pleasure to do harm to the victims B. some rebel groups financed themselves through kidnapping C. foreign countries have invested little in the Third World D. the kidnappers know that frequently an insurance company will pay out big for the hostages [单选题]商业银行的资本充足率不得低于()%。
A.6 B.7 C.8 D.9 [单选题]真空回潮机冷却水的流量可通过( )调节控制。( )
A.手动 B.自动 C.PLC控制 D.复合控制 我来回答: 提交
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