Olympic athletes spend hours training, starting at an early age. Many athletes are strong and excellent in their sport but never (36) it to the Olympics. (37) who often do don’t win medals. Wilma Rudolph (38) made it to the Olympics, she won three gold medals. (39) that was amazing Wait (40) you hear the rest of the story!
Wilma Rudolph was born in 1940. When she was young she had polio (小儿麻痹症). (41) left her without the (42) of one of her legs. Her family helped her (43) massaging her leg every day. (44) she was able to walk (45) a special shoe. (46) about three years she didn’t need the shoe (47) .
In high school, Wilma played basketball and (48) track. She broke all the state basketball (49) and won all her track (50) . In 1960, Wilma went to the Olympics in Italy. She won three gold meda Is. (51) , she became a coach, an athletic co
A. Eventually
B. Previously
C. Luckily
D. Especially
Natural Medicines
Since earliest days, humans have used some kinds of medicines. We know this because humans have survived. Ancient treatments for injury and disease were successful enough to keep humans from dying out completely.
They were successful long before the time of modern medicine. Before the time of doctors with white coats and shiny(发亮的)instruments. Before the time of big hospitals with strange and wonderful equipment.
Many parts of the world still do not have university-educated doctors. Nor do they have expensive hospitals. Yet injuries are treated. And diseases are often cured. How By ancient methods. By medicines that might seem mysterious, even magical(有魔力的). Traditional medicines are neither mysterious nor magical, however.
Through the centuries, tribal (部族的)medicine men experimented with plants. They found many useful chemicals in the plants. And scientists believe many of these traditional medicines may provide the cure f
A. Modern medicines are now available all over the world.
B. Many big and modern hospitals are expensive.
C. Traditional medicines are neither mysterious nor magical.
D. Humans have used some kinds of medicines since earliest days.
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{{B}}Text{{/B}} The modern urban planning and redevelopment movement{{U}} (26) {{/U}}in response to the{{U}} (27) {{/U}}and dirtiness of the slum areas{{U}} (28) {{/U}}by the Industrial Revolution in the 19th century. Reformation of these areas was the{{U}} (29) {{/U}}of early city planners, who imposed regulatory laws establishing{{U}} (30) {{/U}}for housing, sanitation (卫生), water supply, sewage and public{{U}} (31) {{/U}}conditions. Urban planners also introduced parks and playgrounds into crowded city neighbourhoods,{{U}} (32) {{/U}}places for recreation, as well as{{U}} (33) {{/U}}relief. The chief new urban-planning concept of the early 20th century was zoning--the regulation of building activity to set{{U}} (34) {{/U}}of height and{{U}} (35) {{ A. war-shattered B. war-attacking C. war-lost D. war-weary [单选题]站用变运维细则中，室外运行的站用变，应在站用变低压侧接线端子处加装（ ）。
A.绝缘罩 B.绝缘 C.绝缘护套 D.绝缘带 [单选题]依据《中国南方电网有限责任公司电力安全工作规程》（Q/CSG 510001—2015）第7.4.1.5条规定：装设接地线、个人保安线时，( )，拆除接地线的顺序与此相反。
A.应先装导体（线）端，后装接地端 B.同时安装导体（线）端，接地端 C.应先装接地端，后装导体（线）端 D.以上三种方式均可 [判断题]某火力发电厂锅炉进入A检，检修人员根据工作票要求需要进入炉膛内对受热面进行全面检查，并根据检查问题更换部分受热面。进入前，运行人员收回工作票，启动送、引风机进行通风，通风后，通知工作负责人进行工作。请根据安规进行判断，该操作是否符合安全规程。
A.正确 B.错误 [单选题]在自动闭塞的电气化区段上，在站内更换钢轨或夹板时，其钢轨导线的连接方法，必须考虑（ ）和车站作业的要求。
A.轨道电路 B.电务要求 C.接触网检修 D.导线长度 [多选题]电力系统是由（）和用电组成的整体，它是动力系统的一部分。
A.发电 B.输电 C.变电 D.配电 [单项选择]生产某产品的工人小组由3人组成，其时间定额为0.65工日m3，则其产量定额为 ______m3/工日。
A. 0.49 B. 1.54 C. 1.88 D. 2.46 [不定项选择题]某公司引进一套轿车生产线。利用冲焊联合厂房和涂装联合厂房增加设置了冲压车间、焊装车间、涂装车间和总装车间。该项目的原材料为钢板，主要辅助材料为涂料(主要成分为苯系物、溶剂汽油)、焊丝等。
冲压车间的生产工艺流程为：备料(开卷落料丝)→冲压成型(各冲压线) →检验(专用检具) →入库。焊装车间的主要生产工艺流程为：组合→焊接→补焊→检查→涂密封胶→车身调整。
焊接厂房储气罐旧阀门时常松动，且无人定期维护，2013年8月7日3时，临时工刘某进行焊接作业时发生爆炸。事故发生5小时后，消防队接警进行救火及抢救，事故造成37人死亡、40人重伤。该起事故的经济损失包括：人员伤亡后所支出拘费用8600万元，善后处理费用4525万元，财产损失2000万元，停产损失630万元，处理环境污染费用25万元。
依据《生产过程危险和有害因素分类与代码》，在该企业的危险有害因素中，由物理性危险、有害因素造成的事故包括（ ）。
A.锅炉爆炸 B.电气伤害 C.火灾、爆炸 D.中毒、窒息 E.电气伤害、中毒、窒息 [单选题]判断题全挥发性处理,可用于高压及高压以上压力汽包炉的水质调节,但不适应直流炉。
A.正确 B.错误 [单选题]特种设备使用单位对用特种设备应当至少( )进行一次自行检查,并作出记录。
A.每季 B.每月 C.每15天 D.每周 [多选题]涉及恐怖活动的资产被采取冻结措施期间，符合以下情形之一的，有关账户可以进行款项收取或者资产受让：( )
A.收取被采取冻结措施的资产产生的孳息以及其他收益； B.受偿债权； C.为不影响正常的证券.期货交易秩序，执行恐怖活动组织及恐怖活动人员名单公布前生效的交易指令。 [判断题]MT3600B矿用汽车故障代码49，代表轮马达励磁电流过小。（ ）
A.正确 B.错误 [判断题]生产经营单位在使用应当淘汰的危及生产安全的工艺、设备时,应进行严格的安全生产管理。( )
A.正确 B.错误 [单项选择]It can be inferred that the above two texts are written for the students who ______.
A. enjoy research work B. plan to choose courses C. study in the UK D. are interested in overseas fieldwork [单选题]一般事故、较大事故，应当在（）小时内报至消防救援局
A.12 B.15 C.2 D.24 [单选题] ()人员熟悉变电检修流程、工艺标准,掌握本规定规定的各项管理要求。
A.专业管理 B.检修 C.项目管理 D.工作 [判断题]在轴测图中，形体上原来平行于坐标轴的线段仍然平行于相应的轴测轴。( )
[单选题]在潮湿或含有酸类的场地上以及在金属容器内应使用（）V及以下电动工具。
A.12 B.24 C.36 D.60 [单选题]4.1.第1题110kV、220kV客户接入系统方案,必须满足安全、经济、合理、可靠的原则,根据全省及各地电网现状,与电力系统短期(5年以下)、中期5~15年和长期()规划相符合,其供电电压允许偏差应满足GBl2325的规定,供电系统应满足系统安全、稳定原则。
A.15~30年 B.15~20年 C.10~15年 [单选题] 闸瓦间隙自动调整器在列车中各车辆的制动缸活塞行程能自动地保持一致,减少列车制动时的( )。
A.侧向冲动 B.纵向冲动 C.左右冲动 D.垂直冲动 [单选题]十二指肠呈c形包绕胰头分几段?
A.3段 B.2段 C.1段 D.5段 E.4段 [多选题]建筑施工生产安全事故应急预案应根据施工现场()制订。
A.安全管理 B.危大工程 C.工程特点 D.环境特征 E.危险等级 [单选题]单选题纯铜的熔点是( )。
A.:1400℃ B.:1083℃ C.:1530℃ D.:908℃ [单项选择]男，49岁，因无力、纳差、腹胀20天诊断为肝炎后肝硬化（失代偿期）入院。肝功能试验显著异常，其中白蛋白降低，球蛋白增高，白蛋白／球蛋白比率倒置。为治疗低蛋白血症，首选的血液制品是（）
A. 全血 B. 新鲜冰冻血浆 C. 普通冰冻血浆 D. 冷沉淀 E. 白蛋白 [单选题]区间联络通道是指连接上、下行区间隧道的一种通道，具有隧道排水（）疏散乘客的作用。
A.隧道排水 B.防火消防 C.疏散乘客 D.汇水排水 [单选题]关于高压喷射注浆加固地基施工的基本工序说法，正确的是（ ）。
A.钻机就位→置入注浆管→钻孔→喷射注浆→拔出注浆管 B.钻机就位→钻孔→置入注浆管→喷射注浆→拔出注浆管 C.钻机就位→置入注浆管→喷射注浆→钻孔→拔出注浆管 D.钻机就位→钻孔→置入注浆管→拔出注浆管→喷射注浆 我来回答: 提交
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