热门试题:
[单项选择]Why are so many people unhappy in their jobs There are two primary reasons. First, some people are convinced that earning a living is wasting time that they could spend enjoying themselves or uncovering their true talents.
If this is the case with you, recall your last long vacation. Was it two weeks of complete enjoyment More likely it was a week and a half of fun in the sun, with another half a week of "Boy, I can’t wait to get hack to work. " If you didn’t feel such vacation blues, then imagine taking a leave of absence. You could use it to work on a novel, enroll in classes or just sit around watching TV. At the end of three months, in all likelihood, your self-esteem would be at an all-time low. While all work and no play is not good, all play and no work is disastrous. We need to feel we are accomplishing something. We also need some form of order in our lives.
The second and perhaps more prevalent reason for people not to like their work is that they feel trapped. Once
A. it is up to you to choose between two alternatives
B. you are to do wonders in your work
C. it seems to be the only positive attitude
D. you have made a decision on your own
[判断题]焊接后热处理常用的方法有消除应力处理，正火，调质处理等。
A.正确
B.错误
[单项选择]（）是利用主尺刻度间距与副尺刻度间距读数的。
A. 游标卡尺
B. 千分尺
C. 百分表
D. 万能角度尺
[单选题]托运易腐货物、“短寿命”放射性货物时，应记明货物的容许运输期限，容许运输期限至少须大于货物运到期限（）天。
A.1
B.2
C.3
D.4
[单选题]梁式桥中，梁作为承重结构主要是以它的()能力来承受车辆荷载。
A.抗压
B.抗弯
C.抗扭
D.抗剪
[单选题]女性工人在怀孕或哺乳期间，___调换到不使用或不接触对未出生或哺乳期婴儿健康有害的化学品的工作，并___在适当时返回其原岗位。( )
A.有权 有权
B.无权 无权
C.可以 可以
D.有权 无权
[判断题]飞机迫降后，主起落架完全折断或收
起，可以使用较低的的应急门/应急窗
A.正确
B.错误
[单选题]某精馏塔的馏出液量是50kmol/h,回流比是2,则精馏段的回流量是( ) kmol/h.
A.100
B.50
C.25
D.125
[单选题]国家垄断资本主义的产生和发展,从根本上说是( )
A.国内市场竞争的结果
B.国际竞争激烈化的结果
C.垄断统治加强的结果
D.生产社会化和资本主义私人占有制之间矛盾发展的结果
[判断题]冬季需检查司机室通风单元电加热功能，查看是否有热风吹出（ ）
A.正确
B.错误
[填空题]The passage gives an insight into how the United States could develop a new transport policy for the 21st century.
[单项选择]I am sorry but the parts will not be available until 25 January.
The parts can be delivered
A. immediately.
B. before 25 January.
C. after 25 January.
[单项选择]对烤瓷合金的表面处理，错误的是（）。
A. 打磨
B. 抛光
C. 喷砂
D. 氢氟酸处理
E. 预氧化
[单选题]负责检查现场消防安全措施的完善和正确是消防监护人的安全责任。
A.正确
B.错误
C.略
D.略
E.略
F.略
[单选题]在以下（ ）区域内动火，应填用变电站一级动火工作票。
A.主控室
B. 电缆沟道（竖井）
C.电缆夹层
D. 蓄电池室（铅酸）
[判断题]高压试验作业人员在全部加压过程中，应精力集中，随时警戒异常现象发生，操作人应站在干燥的地面上。
A.正确
B.错误
[单选题]1-100各数所有不能被9整除的自然数的和是（ ）。
A.217
B.594
C.5050
D.4456
[单项选择]患者，女，15岁，左下牙疼痛不能咬合就诊，查体：5叩（++），冷热诊无反应，颌面见一小黑点，其余未查见异常该疾病病因为（）。
A. 细菌感染
B. 遗传因素
C. 牙胚发育障碍
D. 免疫因素
E. 药物作用
[单选题]十四大报告从九个方面概括了中国特色社会主义理论的主要内容,强调“这个理论,第一次比较系统地初步回答了中国这样的( )的国家如何建设社会主义、如何巩固和发展社会主义的一系列基本问题,用新的思想、观点,继承和发展了马克思主义”。P106
A.经济政治比较落后
B.政治文化比较落后
C.经济政治文化比较落后
D.经济文化比较落后
[单项选择]Carly Fiorina, Hewlett-Packard’s chief executive, came out fighting on November 14th. In a conference call with analysts, she announced better-than-expected quarterly results, even though profits were down. Ms Fiorina also reiterated why she believes her $24 billion plan to acquire Compaq is the best way forward for HP, despite objections by Hewlett and Packard family members. Last week Walter Hewlett, whose father cofounded the company, expressed concern that the merger would increase HP’s exposure to the shrinking PC market and would distract managers from the more important task of navigating through the recession.
There are two ways to defend the deal. One is to point out its advantages, which is what Ms Fiorina did this week. Merging with Compaq, she said, would enable HP to reach its goals faster than it could on its own. The deal would improve HP’s position in key markets such as storage and high-end computing, as well as the economics of its PC business. It would double th
A. The majority of the firm are in favor of the merger.
B. No combination is even worse than merger.
C. It can bring about a lot of advantages.
D. There is no plan B to save the firm from trouble.
[单选题]下列哪种核酸的二级结构是三叶草结构( )
A.mRNA
B.tRNA
C.rRNA
D.质粒 DNA
E.线粒体 DNA
[判断题]煤气区域动火必须按照规定办理动火许可证，经检验合格后方可工作并设专人进行监护。
A.正确
B.错误
[判断题]对于弹簧压紧式摩擦离合器,在正常运行过程中,司机严禁把脚放在脚踏板上。( )
A.正确
B.错误
[判断题]行车值班员负责纸、硬币钱箱打开钥匙以及维修专用钥匙（指AGM门、TVM钥匙）的保管工作。
A.正确
B.错误
[多选题] 一张作业票可用于（ ）的施工作业。
A.不同地点
B.同一类型
C.依次进行
D.不同类型
[单选题]“预订服务流程“上门散客/电话预订操作步骤中，当宾客距离前台()米时，需目光注视宾客点头微笑，示意问候
A.2米
B.2.5米
C.3米
D.1.5米
[单选题]下列（ ）项目属于高速铁路Ⅰ级维修。
A.钢轨、道岔大型养路机械打磨
B.轨道精调
C.更换道岔伤损部件，个别更换失效联结零件，螺栓扣件涂油
D.开行路用列车运送作业人员，装卸机具、材料
[单选题]马克思的一生,是胸怀崇高理想、为人类解放不懈奋斗的一生。1835年,17岁的马克思在他的高中毕业作文就很好地表达为人类而工作的志向,他高中毕业论文的题目是()。
A.《青年在选择职业时的考虑》
B.《神圣家族》
C.《哲学的贫困》
D.《论犹太人问题》
[单项选择]低盐、无盐、低钠膳食的每日供钠量分别为多少克？（）
A. 2、1、0.5
B. 2、0.5、1
C. 5、0.5、2
D. 5、1、2
E. 2、0、0.5
[多选题]下列选项中,应执行商业电价的有( )。
A. 宾馆
B. 食品加工
C. 事业单位
D. 加油站
[判断题]消防车道的坡度不宜大于3%。( )
A.正确
B.错误
[单项选择]资产支持类贷款准入客户在信用评级、所有者权益上必须满足：（）
A. BB以上，3000万元以上
B. B以上，5000万元以上
C. BB以上，5000万元以上
D. B以上，3000万元以上
[填空题]一个项目具有一个项目主管，一个项目主管可管理多个项目。则实体集“项目主管”与实体集“项目”的联系属于 【4】 的联系。
[判断题]切实做好水电站大坝防汛调度、安全定期检查、安全注册登记和信息化建设等工作，加强病险大坝的除险加固和隐患排查治理。（）
A.正确
B.错误
[单选题]接地中线相色漆规定涂为( )。
A.黑
B.紫
C.白
