热门试题:
[单项选择]Jo was the most popular boy in the school. He was tall and strong, with dark brown hair and green eyes and the sweetest smile. He was good at all sports and he was top of his class.
There was keen competition among the girls to attract his attention. Yet, Jo was nice to all of them, even the plain, shy ones but he didn’t have a steady girlfriend.
Ella was the only one who didn’t seem to have any romantic interest in him; she treated him friendly and the others didn’t consider her as rival. But she knew him very well. Jo and Ella were the best friends. They talked about their problems, exchanged ideas, gave advice to each other and played jokes on each other occasionally.
One day, Jo didn’t go to school. He stayed away for a week, then the news came: his mother had died.
When he went back to school, he looked tired and sad, like someone who walks without knowing where he’s going. No one knew what to say to him. The easy smile and superficial chat couldn’t rea
A. Right.
B. Wrong.
C. Doesn’t say.
[判断题]ZPW-2000A无绝缘轨道电路主轨道无分路死区段，调谐区分路死区段不大于5m。
A.正确
B.错误
[填空题]Normally, at the beginning of the school year, the Student Services of universities and colleges publish lists of rooms and apartments available off campus. You should pay attention to these services as well as advertisements in the local college/university newspapers, and bulletin boards (告示板) on the campus or in supermarkets. You might also walk through the section of the city or town in which you wish to live, to see whether there are "FOR RENT" signs on the doors of houses. You may also ask other students for advice, either Canadians or from overseas. It would be wise to set aside at least several full days to look for accommodation at the beginning of your program. This will allow you to obtain an idea of the range of housing available. Usually, it is not a good idea to take the first accommodation that you see unless, of course, you are certain that it will be satisfactory.
Accommodation outside the center of a city is normally less expensive than accommodation in
[单项选择]最早可在腹部用听诊器听到胎心音的是（）。
A. 16周
B. 20周
C. 28周
D. 36周
E. 40周
[单项选择]下述姿势性扁平足的临床表现中，错误的是（）
A. 行走过多，站立过久时足痛
B. 站立时重力线落于足跟之外侧
C. 前足横弓塌陷，稍外翻
D. 足印的腰部增宽
E. 足底部软组织压痛
[单选题]信号表示器分为道岔、脱轨、进路、发车、发车线路、()及车挡表示器等。
A.进站
B.接车
C.调车
D.预告
[判断题]闪光焊可用在钢轨折断抢修之中。
A.正确
B.错误
[判断题] PLC中的选择性流程指的是多个流程分支可同时执行的分支流程。
A.正确
B.错误
[多选题]()属于恶性误操作。
A.带电挂接地线
B.带接地线合开关
C.带电测量线路交叉跨越
D.带负荷拉隔离刀闸
[单项选择]下面燃料油的说法正确的是（）。
A. 燃料油含水量大对热媒路运行没有影响
B. 燃料油含水量大，管线不易冻凝
C. 燃料油含水量大，可降低燃料油粘度，物化效果好
D. 容易引起燃料油泵气蚀或抽空
[单选题]单折射球面，前后两面n1=1；n2=1.6，屈光度为2.00D，球面曲率半径为( )。
A.1.50m
B.1.00m
C.2.00m
D.0.30m
[单选题]对称三相电源三角形连接时，线电压是( )。
A.相电压
B.3倍的相电压
C.2倍的相电压
D.1.732倍的相电压
[单项选择]对控制负荷和动力负荷合并供电的直流系统，宜不低于直流系统标称电压的（）。
A. 80%
B. 85%
C. 87.50%
D. 75%
[单选题]自2015年9月1日起，对拥有1套住房并已结清相应购房贷款的居民家庭，再次申请住房公积金委托贷款购买住房的，最低首付款比例为（ ）。
A.15%
B.20%
C.25%
D.30%
[单项选择]直接运用巫术说来解释史前艺术的理论家是（）.
A. 爱德华·泰勒
B. 弗雷泽
C. 苏珊·朗格
D. 萨洛蒙·赖纳许
[多项选择]十六大提出一个中国的原则是指( )。
A. 世界只有一个中国
B. 台湾和大陆都是中国领土一部分
C. 中国主权和领土完整不容分割
D. 在国际上代表中国的只能是中华人民共和国
[单项选择]ASA分级与麻醉手术后的死亡率的关系，哪项是错误的（）
A. Ⅰ级为0.1%
B. Ⅱ级为0.9%
C. Ⅲ级为1.8%
D. Ⅳ级为7.8%
E. Ⅴ级为9.4%
[判断题]遇5级及其以上大风.雷雨.大雪等恶劣天气及停用超过1个月,恢复使用前应进行检查。()
A.正确
B.错误
[多选题]训练中要严格落实各项安全措施，开展训练时每个训练场地均应有干部到场，（），保证良好的训练秩序。
A. 加强训练组织
B.落实各项安全制度
C. 严格训练纪律
D. 拍摄操作流程
[单项选择] Questions 29 and 30 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions.
Now, listen to the news.
The following details are the reactions to the huge increases in oil company profits EXCEPT
A. consumers complain about it.
B. some politicians are calling for a windfall profits tax on it.
C. compared with the higher profits in other industries, oil companies are not satisfied with it.
D. some Congressmen think it should be examined with great car
[单项选择]患者，女，20岁。经期先后不定，经色正常，经前乳房胀痛，经期小腹痛，性情急躁，舌苔薄黄，脉弦。用药宜首选（）
A. 疏肝理气药
B. 活血止痛药
C. 温阳滋阴药
D. 补血滋阴药
E. 温脾和胃药
[单项选择]麻醉药品、第一类精神药品购用印鉴卡的有效期为（）
A. 1年
B. 2年
C. 3年
D. 4年
E. 5年
[多选题] 通过Excel菜单栏的( )可以打开页面设置。
A.编辑
B.视图
C.文件
D.格式
[单选题]下列关于心的描述正确的是
A.位于胸腔的中纵隔内
B.约1/3位于正中线左侧，2/3位于正中线右侧
C.前方完全被肺和胸膜遮盖
D.前方对第3～7肋软骨
E.后方对第4～7胸椎
[判断题]生产经营单位可以将生产经营项目、场所、设备发包或者出租给任何生产经营单位和个人。( )
A.正确
B.错误
[多选题]塔式起重机顶升作业叙述正确的有（ ）。
A.4级及以上的风不准顶升作业
B.6级以上的风不准进行顶升作业
C.多台同时作业时，相邻两塔任何接近部位置不小于5米
D.多台同时作业时，相邻两塔任何接近部位置不小于2米
[多选题]灵活就业人员包括( )
A. 无雇工的个体工商户
B. 未在用人单位参加基本养老保险的非全日制从业人员
C. 其他灵活就业人员
D.以单位方式参保的个体工商户
[多选题]目前我国存在主要的不合理运输形式有( )。
A.单程空载
B.对流运输
C.重复运输
D.过远运输
E.运输方式选择不当
[单选题]根据《火力发电厂与变电站设计防火规范》(GB50229-2019)第6.8.8条规定,当电缆明敷时,在电缆中间接头两侧各()长的区段以及沿该电缆并行敷设的其他电缆同一长度范围内,应采取防火措施。
A.1~2m
B.1~3m
C.2~3m
D.以上说法都不对
[单项选择]物流，是物质资料从供给者向需要者的物理性移动，是创造时间性、场所性价值的经济活动，包括包装、装卸、保管、库存管理、流通加工、运输、配送等诸种活动。
以下属于物流活动的是______。
A. 小王在某销售网站开店出售电话充值卡，自动发货功能使顾客在线支付后即可获得密码
B. 小李办理出国手续急需一份经济担保书，他请父母通过快递公司从家乡将该文件邮来
C. 老刘出资几十万元建了一间冷库，用于储藏收购来的蔬菜，以便赶在春节上市卖个好价钱
D. 小赵自己有一辆卡车，他本周日帮助公司的客户钱某搬家，钱某为表示感谢请他吃饭
[填空题]当验明确已无电压后，应立即将检修的高压配电线路和设备接地并( )短路。
[单项选择] Mad Cow Disease in Canada
For years, Canada had been virtually free of mad cow disease. But in May 2003, veterinary officials in Alberta confirmed that a sick cow sent to a slaughterhouse in January of that year had been inspected, found to be substandard, and removed so that it would not end up as food for humans or other animals. The carcass was, however, sent to a processing plant for rendering into oils. Its head was kept for testing. Samples were sent to the world testing laboratories in the U. K. , which confirmed the case of mad cow.
"What is important is that the system worked," said Shirley McClellan, Alberta’’s agriculture minister at the time. "We have a very thorough and respected inspection system." She was insistent to remind the public that the disease is not contagious within a herd. But McClellan’’s assurances didn’’t stop the U. S. , Japan, South Korea, Australia and other countries from imposing temporary import bans of Canad
A. Y
B. N
C. NG
[判断题]法人客户授信方案到期前，客户管理行应提前组织报批新的客户授信方案。如有特殊情况，在原授信方案到期后、新授信方案审批前，可以考虑为客户提供授信项下各类信用。（）
[多选题]根据《福建省人防工程建设程序管理办法》(闽人防办〔2015〕69号)规定,以下不属于基本建设程序包括的内容有()。
A.编制可行性研究报告
B.地质勘查
C.申请开工报告
D.办理竣工移交
[判断题] 渐开线标准齿轮不发生根切时的最少齿数为27。:
A.正确
B.错误
[单项选择]任何单位和个人（）举报外汇违法行为。
A. 无权
B. 可以
C. 有权
D. 禁止
