热门试题:
[单选题]高盐水泵的电流是（）。
A.233A
B.234A
C.235A
D.236A
[单选题]肌肤不仁，手足麻木，突然发生口眼埚斜，语言不利，口角流涎，舌强语謇，甚则半身不遂；或兼见恶寒、发热、手足拘挛、关节酸痛等症，舌苔薄白，脉浮数，其病机是
A.脉络空虚，风邪乘虚人中，气血闭阻
B.肝肾阴虚，阳亢化风，上扰清空
C.肝阳暴张，阳亢风动，痰火壅盛，气血上逆，神窍闭阻
D.痰浊偏盛，上壅清窍，内蒙心神，神机闭塞
[单选题]001 4 2 3
伺服驱动系统是数控车床切削工作的( )部分,主要实现主运动和进给运动。
A.定位
B.加工
C.动力
D.主要
[单项选择]n—3系列脂肪酸是根据______分类。
A. 脂肪酸碳链长度
B. 脂肪酸饱和程度
C. 脂肪酸的空间结构
D. 第一个双键的位置
E. 含胆同醇的数量
[单项选择]数据库表已经在当前工作区打开，确保在文件尾部增加一条空记录，应使用命令______。
A. APPEND
B. APPEND BLANK
C. INSERT BEFORE
D. INSERT BLANK
[判断题]环境管理体系的运行模式遵守由信李斯.德明提供的规划策划(PLAN)、实施(DO)、验证(CHECK)和改进(ACTION)运行模式可简称PDCA模式。
A.正确
B.错误
[填空题]Learning a language
Linguists are interested in the abilities that people have to learn language and are trying
to solve the problem of how to learn a language more easily. Linguists are doing research
on this issue in two ways:
Ⅰ. understand how children learn to speak and understand(1)______language; (1)______
Linguists cannot agree on it for the time being.
Group 1: children are born with the(2)______to learn a language; (2)______
Group 2: children learn to use a language from their(3)______; (3)______
If we knew how(4)______learn their native language, we would have an (4)______
easy way to teach adults.
Ⅱ. learn how people learn a second language.
Two main approaches to teaching adults a foreign language:
1. learn a second language the(5)______. way children learn native language (5)______
--teachers speak only the foreign language in the(6)______ (6)______
[单选题]请假人员归队后应当怎样做？（ ）。
A.A、必须向直接首长销假并汇报外出情况
B.B、直接向值勤班长销假
C.C、不必销假
[判断题]运营公司安全生产委员会按照“网络化、
细分化”的原则，建立安全管理网络，实
行分级负责，分级管理。 （ ）
A.正确
B.错误
[判断题]混凝土的强度包括抗压强度、抗拉强度、抗弯强度（或抗折强度）、抗剪强度和与钢筋的粘结强度等。（ ）【GB 50164 - 2011 混凝土质量控制标准 】
A.正确
B.错误
[单选题]带电作业工具房门窗应密闭严实，地面、墙面及顶面应采用不起尘、阻燃材料制作。
A.正确
B.错误
[单选题]本规程规定了工作人员在作业现场应遵守的（ ）。
A.管理要求
B.岗位职责
C.安全要求
D.行为规范
[单项选择]男，30岁，饱餐后突发上腹持续性疼痛2小时，体检全腹有压痛，腹肌紧张，肝浊音界消失。对其诊断最有价值的检查是
A. 血常规检查
B. 腹部CT检查
C. 立位腹部平片
D. 血淀粉酶测定
E. 纤维胃镜检查
[单项选择]The automobile has many advantages. Above all, it offers people freedom to go wherever and whenever they want to go. The basic purpose of a motor vehicle is to get from point A to point B as cheaply, quickly, and safely as possible. However, to most people, cars are also personal fantasy machines that serve as symbols of power, success, speed, excitement, and adventure.
In addition, much of the world’s economy is built on producing motor vehicles and supplying roads, services, and repairs for those vehicles. Half of the world’s paychecks are auto related. In the United States, one of every six dollars spent and one of every six non-farm jobs are connected to the automobile or related industries, such as oil, steel, rubber, plastics, automobile services, and highway construction.
In spite of their advantages, motor vehicles have many harmful effects on human lives and on air, water, land, and wildlife resources. The automobile may be the most destructive machine ever inven
A. tragic loss of life
B. traffic jams
C. air pollution
D. mental stress
[单项选择]检修清检（）时，应避免猛烈敲打和碰击。
A. 注水罐
B. 污水罐
C. 油罐
D. 锅炉
[单选题]27.接地体的埋设深度不应小于（）m，接地体不应与地下燃气管、送水管接触。
A.0.2
B.0.4
C.0.6
D.1
[单项选择]关于宫内节育器放置手术的并发症，错误的是
A. 术者查错子宫大小和位置，均可造成子宫穿孔
B. 放器过程中发生可疑穿孔，应立即停止手术
C. 哺乳期子宫软易穿孔，所以此期间禁忌上环
D. 宫内节育器发生下移，应及时取出
E. 宫内节育器异位一经确诊，均应立即手木取出
[单项选择]下列哪一部位对紫外线不敏感（）
A. 腹部
B. 胸部
C. 腰部
D. 手足
E. 头部
[单选题]高压设备发生接地时，室外人员应距离故障点()m以外。
A.2
B.4
C.6
D.8
[判断题]如需在跨越处下方或邻近有电力线路或其他弱电线路的档内进行带电架、拆线的工作，则应制定可靠的操作工艺方案，即可进行。
A.正确
B.错误
[单选题](6412)《铁路交通事故调查处理规则》规定一般事故分为（ ）等级。
A.二个
B.三个
C.四个
D.五个
[单选题]触电急救，胸外心脏按压频率应保持在( ) 次/min,
A.60
B.80
C.100
D.120
[单项选择]在( )业务中，交易双方都是金融机构。
A. 票据承兑
B. 票据贴现
C. 票据转贴现
D. 票据发行便利
[单项选择]某期货公司的期末财务报表和风险监管报表显示，其净资产为8000万元，净资本为6000万元。中国证监会派出机构在对该公司报表进行非现场检查时发现了以下问题：第一，公司使用部分闲置的自有资金用于申购新股，在期末时仍有2000万元处于申购新股冻结状态，公司未对这部分资金进行风险调整（申购新股资金的风险调整比例为5%）；第二，公司资产负债表中的“期货风险准备金”为400万元，但公司在计算净资本时，未对该项目进行风险调整，在针对上述问题进行调整后，该公司的期末净资本为（）万元。
A. 5900
B. 5500
C. 6300
D. 6100
[单选题]根据公司2020年“大经营”重点工作任务，建立公司经营数据服务目录，基于（ ）实现数据标准统一、全局共享，提升数据中台对公司“大经营”工作的支撑能力。
A.EMS
B.报表平台
C.SG186
D.TMS
[单项选择]原发性痛经的主要原因是（）。
A. 子宫后倾
B. 子宫偏寒
C. 雌激素分泌增加
D. 前列腺素分泌增加
E. 促黄体生成素分泌增加
[单项选择]
D
They first arrived on British ships almost 200 years ago, with the aim of cutting back a rapid growth of rat (鼠) population. Then the cats themselves became the problem. After dealing with the rats", they turned to birds-and now hundreds of them have been killed in a move to protect rare (稀有) birds. Even cat lovers have been persuaded to back the move, after being told that there was no other choice.
When British sailors took control of Ascension Island in 1815, they found nobody living on it but that it was overrun with rats which had escaped from sinking ships. They introduced cats to kill the rats-and were soon overrun by cats. By 1820 they were sending back to England for dogs to kill the cats, but that didn’ t work. Ever since the wild cat population has been attacking the birds.
Man introduced these cats, and it has disturbed the balance. Ascension Island is a most important seabird gathering place. We have to undo ma
A. Friendly animals such as dogs should have been introduced
B. Men should remove the bad effect caused by cats
C. Man should have a better understanding of cats
D. Cats are not as valuable as other rare animals
[多选题]人力资源规划可以通过对风险的（ ）等一系列活动防范风险。
A.识别
B.对比
C.估计
D.盘点
E.监控
[单选题]金属材料在破坏前所承受的最大拉应力,叫作材料的()
A.屈服强度
B.抗拉强度
C.抗剪强度
[单选题]建筑施工现场安全防护用品必须以( )形式发放，不得以货币或其他物品替代
A.货币
B.实物
C.实物或货币
[单项选择]患者，男，21岁，主诉：刷牙时牙龈出血2年余，偶有牙龈自动出血，含漱后可自行止住。检查：PD<3mm，X线片：未见牙槽嵴顶吸收。此患者最可能的诊断是（）
A. 边缘性龈炎
B. 慢性牙周炎
C. 青春期龈炎
D. 坏死性龈炎
E. 青少年牙周炎
[单选题] 第56题 （3.0分） 题号:1256 难度:易 第7章
A.放大信号和延长信号传输距离
B.隔离数据通信量
C.路由选择
D.进行协议转换
[单选题]压力等于液柱高度、液体密度和重力加速度的乘积。液体的密度在一定的温度下是不变的，所以压力也可以用液柱高度来表示。
A.对
B.不对
[单选题]钢管塔横担主材法兰盘螺栓（ ）穿，横担上、下平面的交叉材钢管法兰螺栓由（ ）穿。
A.由塔身侧向横担头部，节点端向钢管端
B.由横担头部向塔身侧，节点端向钢管端
C.由横担头部向塔身侧，钢管端向节点端
D.由塔身侧向横担头部，钢管端向节点端
[判断题]使用时操作人员应站在锯片的侧面，锯片应缓慢地靠近被锯物件，防止用力过猛。
A.正确
B.错误
[单项选择]计算客房收益率的公式是（）。
A. 出租率*平均房价
B. 出租率/平均房价
C. 出租率*房价实现率
D. 出租率/房价实现
[单项选择]男性，42岁，糖尿病病史5年，口服二甲双胍治疗，血糖控制欠佳。查：尿微量白蛋白89mg／24h。初步诊断（）
A. 2型糖尿病
B. 2型糖尿病，糖尿病肾病Ⅱ期
C. 2型糖尿病，糖尿病肾病Ⅲ期
D. 2型糖尿病，糖尿病肾病Ⅳ期
E. 2型糖尿病，糖尿病肾病Ⅴ期
[填空题]
Over a million people visit Hawaii (夏威夷) each year because of its beautiful weather and wonderful scenery(景色). The Hawaiian islands have very mild temperatures. For example, August, the hottest month, averages 78.4°F, while February, the coldest month, averages 71.9 °F. In addition, the rainfall in Hawaii is not very heavy because mountains on the north of each island stop incoming storms; for instance, Honolulu averages only 23 inches of rain per year. This beautiful weather helps tourists to enjoy Hawaii’s wonderful natural scenery, from mountain waterfalls to fields of flowers and fruits. And Hawaii’s beautiful beaches are everywhere--from the lovely Kona coast beaches on the large island of Hawaii to Waikiki Beach on Oahu. Warm sunshine and beautiful beaches--it is not surprising that so many people visit Hawaii each year. Are you going to join us Don’t miss the chance!
Hawaii
Famous for its: 1) (1) , and
2) (2)
