相关试题
【判断题】
制动软管每半年校验一次，水压试验不超期
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接触网作业车排障器距轨面60—130mm
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高速铁路区段，使用电话闭塞法行车时，列车占用区间的行车凭证为路票
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夏秋两季时汽油机机油和柴油机机油可互用
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日常保养是司机在出车前、行驶中和收车后进行的以清洁紧固、调整、润滑为主的检查预防性措施
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发动机冷却水温度低于70℃时会使部分燃油凝结在气缸壁上，进入曲轴箱，冲淡机油
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单向阀的作用是使高压空气流向油水分离器，可返回流动
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减压阀根据列车管风压的高低，可自动调节为半给风位，全给风位和停止给风位
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接触网作业车平台无上升下降操作时总油压表显示有压力的可能原因是升降柱卡住
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接触网作业车平台无上升下降操作时总油压表显示无压力可能原因是作业台电源未按通或未打开
【判断题】
接触网作业车平台无上升下降操作时总油压表显示无压力可能原因是升降电磁换向阀未通电或损坏
【判断题】
接触网作业车平台无上升下降操作时总油压表显示有压力的可能原因是平衡阀损坏
【判断题】
接触网作业车平台无上升下降操作时总油压表显示无压力可能原因是平衡阀卸荷或损坏
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确认数据版本号。按压【查询/·】键3秒，GYK设备进入查询选择界面，再按数字【４】键确认后进入设备状况查询界面，确认ＤＭＩ程序和基础数据版本号是否为规定版本。当发现运行区段的线路数据有变化但GYK数据版本未更新时，禁止轨道车上线运行
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区间作业防碰：区间作业防碰用于轨道车在设定的作业起点和终点公里标范围内的控车模式，越过作业起点，自动进入区间作业防碰
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接触网作业车重联运行时，应一次向车站提出申请，但在运行途中不准拆开
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摘车作业须严格执行“一关前后折角塞门、二摘风管、三提钩”的作业程序
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液压传动的执行机构是将机械能转换为液压能，其元件名称为液压泵.
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常用制动时，初次减压量一般为50 kPa，追加减压量一般不得超过初次减压量.
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轨道车电源主要有蓄电池和发电机两个电源.
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活塞的基本构造可分为顶部、头部(或称环槽部)、裙部和销座四部分组成.
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严禁脱岗、串岗、私自替班或换班，不得做与工作无关的事情
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人员下道避车的同时，必须将作业机具、材料移出线路，放置、堆码 牢固，不得侵人限界，两线间不得停留人员和放置机具、材料
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起重机司机要严格按指挥信号操作，在接到紧急停止信号时，必须确认现场情况，不得盲目停止作业
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生产经营单位可以因从业人员在前款紧急情况下停止作业或者采取紧急撤离措施而降低其工资、福利等待遇或者解除与其订立的劳动合同
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在电气化区段内，禁止任何人攀登到车顶或车辆装载的货物土
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液力传动的传动系统主要由液力传动箱、变速器、万向传动装置和车轴齿轮箱等组成
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当微机控制系统换档控制器出现故障时，允许长时间使用油门控制器控制行车应急使车辆回库，回库后应立即查找并排除换档控制器的故障
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蓝擎国Ⅲ柴油机带有控制电脑（ECU）、传感器、电控喷油器等电子元件，在整进行电焊操作时，不需要断开电源
【单选题】
中国共产党第十九次全国代表大会的主题是：（），高举中国特色社会主义伟大旗帜，决胜全面建成小康社会，夺取新时代中国特色社会主义伟大胜利，为实现中华民族伟大复兴的中国梦不懈奋斗。（出题单位：崇明区陈家镇）
A. 不忘初心，牢记使命
B. 奋发前进，使命必达
C. 解放思想，改革开放
D. 不忘初心，攻坚克难
【单选题】
参加国内、国际重大体育竞赛的运动员和运动队，应当按照（）的原则选拔和组建。（出题单位：杨浦区体育局）
A. 公平
B. 择优
C. 公平、效率
D. 公平、择优
【单选题】
被誉为梦之队的是中国哪个体育代表队？（）（出题单位：杨浦区体育局）
A. 跳水和乒乓
B. 体操和乒乓
C. 跳水和羽毛
D. 羽毛和体操
【单选题】
走和跑的区别在于（）。（出题单位：杨浦区体育局）
A. 跑的速度快，走的速度慢
B. 跑时身体重心起伏大、走时身体重心起伏小
C. 跑的步幅大，走的步幅小
D. 跑时身体有腾空，走时身体没有腾空
【单选题】
马拉松跑全程为（），属超长距离跑项目。（出题单位：杨浦区体育局）
A. 41.195千米
B. 42.195千米
C. 43.195千米
D. 44.195千米
【单选题】
生活中，蜂蜜不易在哪种容器中储？( ) 。（出题单位：上海大学生命科学学院）
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能增强心血管系统的运动是什么？( ) 。（出题单位：上海大学生命科学学院）
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恶势力是指以（），在一定区域内或行业内多次实施违法犯罪活动，为非作恶，严重扰乱经济、社会生活秩序，造成恶劣影响的犯罪组织。（出题单位：长宁区委宣传部）
A. 暴力、威胁或者其他手段
B. 暴力、胁迫、骚扰
C. 胁迫、滋扰、威胁
D. 暴力、胁迫、骚扰
推荐试题
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage？
A．闲暇时光 B．学费 C．精神空虚 D．经济不足
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her?
A. She had seven tickets.
B. She hoped to please others.
C. She knew the car drivers well.
D. She wanted to show kindness.
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ .
A. thought it was beautifully written
B. wanted to know what it really meant
C. decided to write it on a warehouse wall
D. wanted her husband to put it up in the classroom
【单选题】
( ) 35. Who came up with the phrase according to the passage?
A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
【单选题】
( ) 36. What can we infer from the last paragraph?
A. People should practice random kindness to those in need.
B. People who receive kindness are likely to offer it to others.
C. People should practice random kindness to strangers they meet.
D. People who receive kindness are likely to pay it back to the giver.
【单选题】
( ) 37.The greatest river for navigation is ___________.
A. the Nile B. the Amazon C. the Mekong D. the Mississippi
【单选题】
( ) 38. From a dam, people can use the water for ___________.
A. keeping the rivers clean B. only making electricity
C. irrigation and making electricity D. washing clothes
【单选题】
( ) 39. The water in the river is polluted because of _____________.
A. people's drinking water too much B. people's swimming in the river too much
C. chemicals and other materials D. people's building a dam across a river
【单选题】
( ) 40. The best title of the passage is ___________.
A. Rivers in Cities B. The importance of Rivers
C. Transportation D. Natural Resources
【单选题】
) 1. Even Tony’s six-year-old son asked him ______ smoking.
A. stops B. stopped C. to stop D. stopping
【单选题】
2.—What do you think of the lecture of Li Yang’s Crazy English?
— I think it’s _______ , but someone thinks it’s much too ________.
A. wonderful enough; bored B. enough wonderful; boring
C. enough wonderful; bored D. wonderful enough; boring
【单选题】
3.—He didn’t go to the lecture this morning, did he?
— _____ ．Though he was not feeling very well．
A. No, he didnt B. Yes; he did C. No, he did D. Yes, he didnt
【单选题】
4. If you read a lot, your life ______ full of pleasure.
A. will be B. is C. be D. was
【单选题】
5. The black bag _________ be Annas. She has a blue one.
A. should B. cant C. wouldnt D. could
【单选题】
6. Susan, why are you still here? They are all ready to start.
Im sorry, but I _________ when to start.
A. dont tell B. wasnt told C. didnt tell D. havent told
【单选题】
7.—Why dont you choose the red tie?
—For me, it doesn’t _____ my shirt very well．
A. fix B. accept C. compare D. match
【单选题】
8. — Could you tell me ______? I must find him．
— Sorry．I don’t know．But he was here just now．
A. where Tom was B. where Tom is
C. where has Tom gone D. where can I find Tom
【单选题】
9. —What did Mr Green say to you?
— What a heavy rain! How did you come here? He asked________.
A. at all B. in fact C. in surprise D. as a result
【单选题】
10. I often see Tom on the playground．When I passed the playground yesterday, I saw him ．
A. play; playing B. to play; play C. playing; to play D. playing; play
【单选题】
11. — Mum, could I have ____________ to drink?
— Oh, dear．You can only drink some water．There is _________ in the kitchen．
A. anything; else something B. anything; something else
C. something; else nothing D. something; nothing else
【单选题】
12. We all know that learning a foreign language _______ time and effort.
A. requires B. reduces C. removes D. repeats
【单选题】
13. Her son __________ Coke, but now he __________ milk．
A. is used to drinking; used to drink B. used to drink; uses to drink
C. used to drink; is used to drinking D. is used to drink; is drinking
【单选题】
14. I don’t know the teacher is talking with Miss Wang．
A. what B. whom C. who D. which
【单选题】
15.Millie does __________ that many people are thankful to her．
A. such an important and helpful job B. so important and helpful work
C. a very important and helpful job D. such an important and helpful work
【单选题】
16. I think eating more vegetables is good _______ our health.
—Yes, I agree _______ you.
A. at, to B. for, with C. to, to D. for, to
【单选题】
17. I often go on holiday with my parents _____ summer.
A. in B. at C. on D. of
【单选题】
18. I called you at 4:00 yesterday afternoon, but nobody answered.
Sorry, I ______ with my friends at that time.
A. had swum B. swam C. would swim D. was swimming
【单选题】
19.––Who is on the playground? ---__________．
A. Never B. None C. No one D. A lot
【单选题】
20. The schoolboy ______ a blind man cross the street yesterday.
A. helps B. helped C. will help D. has helped
【单选题】
21. —The 2010 World Expo which will last 184 days will be held in Shanghai on May 1st.
—________exciting news! We shall try our best to support it.
A. How B. How an C. What D. What an
【单选题】
22. They preferred ______ in bed rather than _____ horses．
A. to lie; to ride B. lying; riding C. lying; ride D. to lie; ride
【单选题】
23. —What was Jim wearing at the party?
— Nothing _______. He was in his usual shirt and jeans.
A. special B. simple C. important D. interesting
【单选题】
24. The 2016 Olympic Games ________ in Brazil. Would you like to go there?
Maybe, if possible.
A. are held B. will be held C. were held D. have been held
【单选题】
25. — David, look at the man in white over there．Can you tell me _______ ?
—He is a doctor．
A. who is he B. who he is C．what does he do D. what he does
【单选题】
( ) 26.With help from a Mr. H, you can__________.
A. stop wearing your watch B. get new books and objects
C. finish your homework on time D. know when parents or teachers are near
【单选题】
( ) 27. A PENGO WATCH CONTROL can help you to ______________.
A. repair your TV B. put away your books and objects
C. become a James Bond D. get a daily weather report
【单选题】
( ) 28. You can get your Mr. H for___________.
A. $299 B. $499 C. $199 D. $99
【单选题】
( ) 29. When was canned food invented?
A. In 1870. B. In 1810. C. In 1902. D. In 1926.
【单选题】
( ) 30. After the trip to the Arctic, Clarence Birdseye invented ____________.
A. canned food B. can openers
C. frozen food D. air conditioning
【单选题】
( ) 31. Changes in weather _____________ in Willis Carrier's company.
A. helped to keep food B. made rooms comfortable
C. caused health problems D. hurt printing paper
