You might think that hamburgers were invented in the United States, but that is not totally true. These (1) , or patties, actually came from Germany in the middle of the nineteenth century. They were brought to the United States by (2) who came from the city of Hamburg. That is why (3) was "hamburger steak".
However, people in other places (4) that they invented the hamburger. Perhaps we’ll never have a (5) . But there’s no question that the hamburger was a (6) . Why Perhaps because at that time, industry was growing and a kind of (7) food was needed for workers.
The hamburger became even more popular (8) when the first chain of fast food restaurants was started. This chain was called "White Castle". It served tiny hamburgers that were sold for only (9) . Then, in the 1930s there came the (10) where customers were served in their cars by waiters in uniform. And th
| It may look like just another
playgroup, but a unique educational center in Manhattan is really giving babies
something to talk about. "It’s a school to teach languages to babies and young
children with games, songs--some of the classes also have arts and crafts," said
Francois Thibaut, the founder of the Language Workshop for Children, a place
where babies become bilingual. Children as young as few months are exposed to French and Spanish before many of them can even speak English. Educators use special songs and visual (视觉的) aids to ensure that when a child is ready to talk, the languages will not be so foreign. "Children have a unique capacity to learn many languages at the same time," said Thibaut. "Already at nine months, a child can tell the differences between the sounds he or she has heard since birth and the sounds A. before seven years old B. from birth to three years old C. in his childhood D. in his teens [单选题]根据变压器的工作原理,常采用改变变压器()的办法即可达到调压的目的。
A.匝数比 B.绝缘比 C.电流比 [单项选择]患者，男，40岁，尿频尿急一年。尿白细胞，红细胞少许，蛋白少量，尿细菌培养阴性。静脉肾盂造影发现左肾区、肾小盏扩张及虫蚀样破坏，边缘不整，右肾积水，膀胱轮廓变形，应考虑（）
A. 晚期肾盂肾炎 B. 左肾结核 C. 右肾结核 D. 左肾结核并膀胱挛缩 E. 肾肿瘤 [简答题]网络安全管理工作目标是什么？
[单选题]预防关节软骨组织老化的措施不包括
A.减重 B.多晒太阳 C.关节内骨折应准确复位 D.宜控制饮食，适当进行体育活动 E.对儿童的各种畸形均应及时进行矫正 [单项选择]“苏格拉底案，公元前399年，经过抽签的方式，雅典从自愿报名的候选者中随机选出501人，组成陪审团，负责审判苏格拉底。在规定的时间内，苏格拉底为自己作了辩护。陪审团经过两轮投票，以多数票判其死刑。”根据上述材料，下列观点错误的是（）
A. 苏格拉底案，在程序上符合雅典的制度和法律，是合理合法的 B. 苏格拉底案是典型的冤案，反映了雅典民主被少数贵族操纵的现象 C. 雅典的直接民主制是进步的，但是也会…现“多数人的暴政”的结果 D. 苏格拉底案，也体现了雅典民主的人民主权轮番而治的特点 [简答题]直接氯化单元尾气着火爆炸的可能原因？
[单选题]根据《职业健康监护技术规范》,虽不是直接从事接触职业病危害因素的作业,但在工作中受到与直接接触人员同样的或几乎同样的接触,( )。
A.也不应视同职业性接触 B.应视同职业性接触 C.由用人单位决定是否视同职业性接触 [单选题]门式起重机在轨道上运行,车架下应装设轨道清扫器,其扫轨板底面与轨道顶面之间的间隙不大于( )mm。
A.5 B.10 C.20 D.30 [单选题]自动变速器主要由( )机械变速器、液压控制系统、电子控制系统、油冷却系统等组成。
A.液力变矩器 B.线圈 C.转子 D.离合器 [单项选择]利用直方图分析质量数据，质量控制标准常以（）为控制界限。
A. μ±σ B. μ±2σ C. μ±3σ D. μ±4σ [单项选择] The Grand Canyon
Standing on the rim of the Grand Canyon(大峡谷), gazing across this giant wound in the Earth’’s surface, a visitor might assume that the canyon had been caused by some ancient convulsion(震动). In fact, the events that produced the canyon, far from being sudden and catastrophic, simply add up to the slow and orderly process of erosion.
Many millions of years ago, the Colorado Plateau in the Grand Canyon area contained 1,000 more feet of rock than it does today and was relatively level. The additional material consisted of some 14 layered formations of rock. In the Grand Canyon region these layers were largely worn away over the course of millions of years.
Approximately 65 million years ago the plateau s flat surface in the Grand Canyon area bulged upward from internal pressure, geologists refer to this bulging actions upwarding (弯曲上升) ; it was followed by a general elevation of the whole Colorado Plateau, a process that is stil
A. patterns of erosion in different mountain ranges B. forces that made the Grand Canyon C. the increasing pollution of the Colorado River D. the sudden appearance of the Grand Canyon [多选题]（ ）和铁路局、工务段管界均不设标志，但应做出标识。
A.桥梁 B.隧道 C.曲线中点 D.变坡点 [单项选择]肺癌肺外表现(副癌综合征)的叙述，下述哪项正确（）
A. 出现副癌综合征提示肺癌晚期 B. 可出现在呼吸道及X线表现之前 C. 切除肺癌病灶后症状不能消失 D. 出现副癌综合征为手术禁忌证 E. 肺癌出现的杵状指(趾)具有无痛性特点 [单项选择]混合痔的概念是指
A. 扩张的直肠上下静脉彼此融合而形成的痔 B. 内痔多发，遍布一周 C. 内痔和外痔分别在不同位置存在 D. 两个以上的内痔 E. 痔和瘘同时存在 [多选题]101-128车开门需满足以下哪些条件（ ）。
A.列车速度为零 B.车辆控制信号“零速信号”有效 C.该门系统没有因隔离而退出服务 D.该门系统没有处于紧急解锁状态 E.门控器接收到有效的开门指令 [单选题]以下几种情况中，三相星形连接不对称负载都不能正常工作的是( )。
A.Ａ相负载断路 B.Ａ相负载加大 C.Ａ相负载短路 D.中性线断掉 [判断题]思想政治教育是思想文化建设的中心环节。
A.正确 B.错误 [单选题]严禁锅炉、压力容器和压力管道未经审查擅自安装、未办理( )擅自使用。
A.注册登记 B.登记核实 C.登记验收 [单项选择]与广大人民群众健康问题切身利益相关的行业是( )
A. 社会保障行业 B. 社会保障部门 C. 医疗卫生行业 D. 药品研制单位 E. 卫生教育行业 [单项选择]关于激光打印机工作性能的叙述，错误的是
A. 效率高 B. 多功能处理 C. 分辨率低于多幅相机 D. 网络传输 E. 文字打印 [判断题]茶叶一经用水冲泡,茶中可溶解于水的浸出物,会随着时间的延续,不断浸出和溶解于水中。所以,茶汤的滋味总是随着冲泡时间延长而逐渐增浓的。( )
A.正确 B.错误 [多选题]进行收费特情处理时，车道系统应先请求在线计费服务获取通行费，（ ）应请求省级在线计费服务，多省交易应请求（ ）在线计费服务，如请求失败经站级管理人员授权后，可采用（ ）方式返回通行费信息。
A.多省交易 B.单省交易 C.省级 D.部级 E.兜底 [简答题]简答分页和分段的主要不同点，以80386和80486为例说明？
[单项选择]某患者胸部检查主要体征为桶状胸，语颤减弱，叩诊清音，肋间隙增宽，呼吸音减弱，考虑的诊断是（）
A. 肺炎 B. 肺气肿 C. 胸膜炎 D. 气胸 E. 心包炎 [单选题]人的本质属性是( )
A.自然属性 B.社会属性 C.劳动属性 D.物质属性 我来回答: 提交
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