热门试题:
[简答题]素描练习的位置的选择和作画姿势要注意哪些?
[单项选择]
Many teachers believe that the responsibilities for learning lie with the student. (1) a long reading assignment is given, instructors expect students to be familiar with the (2) in the reading even if they do not discuss it in class or take an examination. The (3) student is considered to be (4) who is motivated to learn for the sake of (5) , not the one interested only in getting high grades. Sometimes homework is returned (6) brief written comments but without a grade. Even if a grade is not given, the student is (7) for learning the material assigned.
When research is (8) ,the professor expects the student to take it actively and to complete it with (9) guidance. It is the (10) responsibility to find books, magazines, and articles in the library. Professors do not have the time to explain (11) a university library works; they expect students, (12) graduate students, to be able to exhau
A. when
B. what
C. why
D. how
[单选题]对遇湿易燃物品中的粉尘火灾,切忌使用( )进行喷射,这样极易将粉尘吹扬起来,与空气形成爆炸性混合物而导致爆炸事故的发生。
A.有压力的灭火剂
B.干粉
C.沙土
D.蛭石
[填空题]Tens of millions of television viewers around the world have become familiar with the musical talent show The X Factor, which originated in Britain in 2004 and has since become an international franchise. In some countries the name is different—for example, Factor X in Spain and XSeer A1 Najah in Arabic-speaking countries—but the format is usually the same: aspiring pop singers or groups compete in front of a small group of judges, and a large studio audience, for the prize of a lucrative recording contract.
The British version of the show has been enormously successful. Broadcast on Saturday evenings between August and December, it is watched by an average of around 13 million people— more than a fifth of the population. The studio audience is extremely enthusiastic ( at times almost hysterical) and the four judges, who give their opinions immediately after each performance, are usually jeered if they make negative comments. The TV audience votes by telephone for their favourit
[多选题]最基本的逻辑运算是指( )。
A.A与
B.B或
C.C异或
D.D非
[单选题]先控制是指先把主要力量部署在火场火势蔓延的( ),积极阻止火势蔓延或减缓火势蔓延速度。
A.主要方向
B.上风方向
C.侧风方向
D.下风方向
[简答题]The manager praised some workers for their good performance and gave a dinner in their honor.
[单项选择]
早期帕金森病的纹状体核素显像诊断中可发现()
A. 多巴胺转运体(DAT)功能亢进,多巴胺D
2受体功能减退
B. DAT功能亢进,多巴胺D
2受体功能正常
C. DAT功能减低,多巴胺D
2受体功能超敏
D. DAT功能减低,多巴胺D
2受体功能正常
E. DAT功能正常,多巴胺D
2受体功能超敏
[单项选择]教学工作的中心环节是( )
A. 备课
B. 上课
C. 个别辅导
D. 布置作业
[简答题]真空泵出力不足的现象___、___、___、___。
[单项选择]幼儿园日常生活中的进餐包括()
A. 吃饭、水果
B. 吃点心、水果
C. 喝水、吃饭
D. 吃饭、点心、水果
[单选题]为老年人做会阴部擦洗时,不正确的是( )
A. 清洗液应事先加热至适宜的温度
B. 应使用会阴清洁专用盆
C. 应先擦洗肛门部再擦洗尿道口
D. 操作前应洗手、戴口罩
E. 操作中药注意保护老人隐私
[多选题]自动车钩由 、空气管路等部件组成。
A.机械车钩
B.电气车钩
C.钩身及缓冲装置
D.解钩气缸
[单选题]配电线路导线接头距导线的固定点,不应小于( )
A.0.3 米
B.0.4 米
C.0.5 米
D.0.6 米
[单选题]下列各项中,衡量显示器清晰程度的主要技术指标是().
A.分辨率
B.亮度
C.外形尺寸
D.D:颜色数
[单项选择]
No blueprint exists for transforming an economy from one with a great deal of government control to one based almost solely on free market principles. Yet the experience of the United Kingdom since 1979 clearly shows one approach that works: privatization, in which under-performing state-owned are sold to private companies.
By 1979, the total amount of debt, liabilities, and losses for state-controlled enterprises in the UK topped 3 billion annually. By selling off many of these companies, particularly those in the depressed industrial sector, the government decreased its debt burden and ceased pumping public funds into money losing enterprises. According to government spokesperson Alistair McBride, "Far from past practice of throwing good money after bad, the Queen’s government this year expects to take in 34 billion from the proceeds of the sale." That, say some analysts, may only be the beginning. Privatization has not only been credited with rescuing w
A. demonstrate the fruitful results of UK’s economic reform
B. show that services in those companies have improved greatly
C. attract more new customers to those companies
D. tell how desperate many sectors had been before privatization
[判断题]票据和结算凭证是银行、单位和个人凭以记载账务的会计凭证,是记载经济业务和明确经济责任的一种书面证明。
[多选题]电流极和电压极的辅助接地电阻不应超过测量仪表规定的范围,否则会使测量误差增大。可以通过下列哪些方式降低电流极的辅助接地电阻( )。
A.将测量电极更深地插入土壤并与土壤接触良好
B.增加电流极导体的根数
C.给电流极泼水
D.给电压极泼水
[单选题]下列可能引起金融机构“准备金存款”科目余额增加的业务( )。
A.向中央银行缴存现金
B.归还再贷款
C.系统外拆入资金
D.票据交换扎差后应收金额大于应付金额
[多选题]胰液中含有
A.胰淀粉酶
B.胰脂肪酶
C.胰蛋白酶
D.糜蛋白酶
E.碳酸氢盐
[单选题]煤矿企业的主要负责人应当保证本单位安全生产方面的投入用于本单位的()工作。
A.管理
B.日常
C.安全生产
[填空题]数字视频的数据量非常大,VCD使用的运动视频图像压缩算法MPEC-1对视频信息进行压缩编码后,每秒钟的数码率大约是______Mbps。
[多选题]架空配电线路常用的绝缘子有以下几种( )。
A.针式绝缘子;
B.蝶式绝缘子;
C.悬式绝缘子;
D.拉线绝缘子 ;
[单项选择]某农业企业为上市公司,适用企业所得税率为40%。2009年底,该企业所有者权益总额为18000万元,其中:股本1000万股,每股10元;资本公积5000万元;盈余公积2000万元;未分配利润1000万元。2010年3月,企业扩股增资,新发行股票500万股,每股10元,支付发行费100万元。2010年5月,该企业向银行申请五年期借款3000万元,年利率为10%,每年付息一次,到期一次还本,支付借款手续费120万元。2010年底,企业按每股1元向股东支付现金股利。
根据上述资料,回答下列问题。
该企业2010年3月新发行股票的资金成本为( )。
A. 6%
B. 6.12%
C. 10%
D. 10.20%
[单选题]膨胀阀的开启度开启度越大,蒸发温度( )。
A.越高
B.越低
C.不变
D.以上都不对
[单项选择]横缝止水或基础止水应与坝基妥善连接,止水片埋入基岩的深度宜为()m。
A. 0.2~0.3
B. 0.3~0.4
C. 0.3~0.5
D. 0.4~0.5
[单项选择]公路工程项目施工成本管理时,通过成本管理的各种手段,促进不断降低施工项目成本,体现了( )的原则。
A. 成本最低化
B. 全面成本管理
C. 成本责任制
D. 成本管理有效化
[单选题]《细则》规定:使用密度大于( )压井液节流循环压井结束后,由油田公司井控车间对节流阀及下游冲蚀情况进行检查。
A.1..50.g/Cm3.;
B.1..60.g/Cm3.;
C.1..70.g/Cm3.;
D.1..80.g/Cm3.
[单选题]要使三相异步电动机反转,只需改变( )
A.电源电压
B.电源相序
C.电源电流
D.负载大小
[判断题]因系统故障导致智慧柜员机办理业务结果未知的,以核心业务系统的处理状态为准。( )
A.正确
B.错误
[单选题]下面属于起泡剂的浮选剂是()。
A.黄药
B.石灰
C.煤油
D.醚醇油
[单项选择]下述肌肉中,动作是外展上臂,但不伴有肩部的上提的是()。
A. 冈上肌
B. 胫后肌
C. 大圆肌
D. 髂腰肌
E. 半腱半膜肌
[单项选择]误服呋喃丹药中毒的解毒剂是
A. 阿托品
B. 解磷定
C. 甲氧胺
D. 络贝林
E. 西地兰
[单项选择]已知网络图如下,当规定工期为12天时,LS3-4,为( )。
A. 11
B. 9
C. 7
D. 5
[单选题]中国特色大国外交要推动构建新型国际关系,推动( )。
A.世界经济一体化进程
B.全球化进程
C. 构建人类命运共同体
D. 集中统一领导
[单项选择]某公司委托采购员张某去采购一批陶瓷,张某却与陶瓷厂串通,以低等级的陶瓷冒充高等级的陶瓷。张某与陶瓷厂恶意串通损害该公司利益的行为应由______承担赔偿责任。
A. 张某
B. 陶瓷厂
C. 张某和陶瓷厂连带
D. 该公司自行
[判断题]交流电动机铭牌上的频率是此电机使用的交流电源的频率。
A.正确
B.错误
[单项选择]银行存款余额调节表应南( )来调节,以保证资产安全、记录准确。
A. 采购员
B. 出纳员
C. 出纳员以外人员
D. 出纳员或记录员
[多选题]下列属于《运营设备调查处理规则》规定的A类故障的是(____)。
A.A、造成列车清客或掉线2列车以上。
B.B、造成 50 万元以上 100 万元以下直接经济损失。
C.C、工程车或场段内特种设备故障 48 小时以上未能处理完毕,且严重影响生产。
D.D、造成场段接发车不能正常进行 10 分钟以下,调车作业不能正常进行 30 分钟以下。
[单选题]急性颅压增高时病人早期生命体征改变为( )
A.血压升高,脉搏变缓,脉压变小
B.血压升高,脉搏增快,脉压增大
C.血压降低,脉搏变缓,脉压变小
D.血压降低,脉搏增快,脉压变小
E.血压升高,脉搏变缓,脉压增大