【判断题】
电梯的制造、安装、改造、维修、日常保养应由具备资质的单位承担
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【判断题】
气瓶产品合格证和批量检验质量证明书的内容，应当符合相应的安全技术规范及产品标准的规定
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气瓶阀门制造单位应当保证气瓶阀门至少安全使用到气瓶的下一个检验周期
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晾漆和涂漆滞留区的通风系统和吸尘装置，应与木材加工车间的通风系统和除尘装置连通
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机械设备运转时可以擦拭，但不得上油、保养、维修
【判断题】
北京市在有可燃或有毒气体大量泄漏可能的作业场所，应当设置可燃或有毒气体报警仪
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接触尘毒的焊接作业岗位应在醒目位置设置安全警示标志
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有焊接尘毒发生源的车间应设置在厂区全年最小频率风向的下风侧
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除尘防毒装置在作业开始时，应先启动主机、后启动除尘防毒装置
【判断题】
在有毒物质的设备管道上带压不置换动火操作时，焊工应在下风侧操作
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焊工在密闭空间焊接作业操作时，应有专人监护，并实行轮换作业
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焊接作业时为防止电弧的辐射及飞溅伤害，可采用木板加以隔离保护
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打桩工程在噪声敏感区域施工时，经工程所在地环境保护部门审批就可以在夜间进行施工
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化学有害因素的职业接触限值包括最低容许浓度
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化学有害因素的职业接触限值不包括时间加权平均容许浓度
【判断题】
放射性物品运输容器使用单位应当对其使用的放射性物品运输容器不定期进行保养和维护，并建立保养和维护档案
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化纤专用生产设备的现场，不可安装保险和警报信号等装置
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临边防护栏杆中钢管横杆及栏杆柱均应采用符合要求的管材，用扣件固定
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施工现场使用的安全网的质量必须符合标准要求，并要定期进行抽样检测试验，对检测试验不合格的安全网要坚决报废，不得使用
【判断题】
房屋拆除工作没有技术性，可随便找个单位承担
【判断题】
患有高血压、心脏病、恐高症等疾病的人员，不得从事起重机操作、登高作业工作
【判断题】
为节约施工成本，建筑施工中产生的泥浆水可以直接排入城市排水设施和河流
【判断题】
在建筑施工生产过程中，槽、坑、沟可以不设置人员上、下坡道，作业人员可攀登固壁或支撑上、下，这样比较方便
【判断题】
在建筑施工生产过程中，施工现场的人员经允许可以在阳台之间跨越
【判断题】
作业使用的梯子不允许接长，但可以垫高使用
【判断题】
分层施工楼梯口和楼梯边，必须安装正式防护栏杆，顶层楼梯口随结构进度安装临时护栏
【判断题】
采用人字梯作业时，操作工人可以站在梯子上移动梯子或在最顶层作业
【判断题】
基坑沟槽边、作业点、道路口必须白天设置明显的安全标志，夜间设护栏
【判断题】
施工现场用电施工方案或施工组织设计应经审核、批准后实施
【判断题】
施工现场发电设施不应设在地势平缓的场所
【判断题】
施工现场在拆除临近带电部分的供用电设施时，可无专人监护但应设隔离防护设施
【判断题】
长期搁置不用的电动工具，只要外观检查没有问题，就可以立即使用
【判断题】
电梯的所有权人将电梯交付他人使用管理的，应当与使用管理单位签订书面合同，明确双方安全管理责任和电梯更新、改造、维修或日常维护保养的出资义务
【判断题】
危险货物道路运输车辆的后部和侧面应粘贴红、白相间的反光标识
【判断题】
装载危险货物的车辆不应停放在企业或单位自备停车场
【判断题】
《危险化学品地上储罐区安全要求》（DB11/ 833—2011）规定，危险化学品压力储罐应设置安全阀等安全附件，压力储罐和安全阀等应不定期检验
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【单选题】
When he opened the door, he used too much force and ___ the key.
A. trailed
B. varied
C. wicked
D. twisted
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I’m very sorry to have ___ you with so many questions on such an occasion.
A. offended
B. impressive
C. bothered
D. interfered
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It is sometimes difficult for young people from the countryside to ___ well to life in the big city.
A. suit
B. adapt
C. regulate
D. coordination
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Our guide gave us a detailed ___of this painting but we still do not understand.
A. authority
B. interpretation
C. instruction
D. institution
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If you want to ___ the wood, cut it with the grain, not against it.
A. break
B. burn
C. split
D. divide
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They have a stronger ___ of the importance of economic incentives.
A. appreciation
B. learning
C. conception
D. idea
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I believe I am capable of ___ the political consequences accurately.
A. guessing
B. betting
C. calculating
D. computing
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30 percent of reptiles, birds, and fish are currently ___ with extinction.
A. treated
B. threatened
C. danger
D. threatening
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Workers should occasionally walk around, ___ and avoid prolonged periods at the desk.
A. pull
B. lengthen
C. strain
D. stretch
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These companies often encounter many ___ impediments to investment.
A. invisible
B. edible
C. feasible
D. capable
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Running a kitchen ___a great deal of discipline and speed.
A. including
B. involving
C. involves
D. composes
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He had an ___ at a restaurant in Greek Street at eight.
A. engagement
B. engage
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D. promise
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I think I would have died of ___.
A. embarrass
B. embarrassing
C. embarrassed
D. embarrassment
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He saw the publication of this book as an embarrassing invasion of his ___.
A. secret
B. privacy
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The trade imbalance is likely to rise again in 2020. ___ a new set of policy actions will be required soon.
A.
B. ecause B. Nevertheless
C. Hence
D. Therefore
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Stratford police refuse to comment ___ whether anyone has been arrested.
A. about
B. on
C. at
D. with
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The world will be different, and we will have to be prepared to ___ to the change.
A. adopt
B. adapt
C. accustom
D. adept
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The company has launched a campaign of television ___ and leaflets.
A. commercials
B. commences
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D. commercialization
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The general secretary may ___ the president at official ceremonies.
A. present
B. represent
C. representative
D. stand
【单选题】
He ___ her arms behind her back and clipped a pair of handcuffs on her wrists.
A. dragged
B. pulled
C. stretched
D. twisted
【单选题】
Suppose that when I come back in ten years’ time all these old houses ___ down.
A. will have been pulled
B. will have pulled
C. will be pulling
D. will be pulled
【单选题】
The picture exhibition bored me to death. I wish I ___ to it.
A. have not gone
B. did not go
C. had not gone
D. should not have gone
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An investigation was made into the accident ___ fifty people were killed.
A. for that
B. where
C. when
D. in which
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___ with the picture, Mary tore it to pieces.
A. Dissatisfying thoroughly
B. Being thoroughly dissatisfied
C. To dissatisfy thoroughly
D. To be thoroughly dissatisfied
【单选题】
She was so angry that she felt like ___ something at him.
A. to throw
B. to have thrown
C. throwing
D. having thrown
【单选题】
If you want to know the train schedule, please ___ at the booking office.
A. acquire
B. inquire
C. request
D. require
【单选题】
My brother’s plans are very ___; he wants to master English, French and Spanish before he is sixteen.
A. arbitrary
B. aggressive
C. ambitious
D. abundant
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Housewives who do not go out to work often feel they are not working to their full ___.
A. capacity
B. strength
C. length
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【单选题】
Water and air are ___ to human beings. We cannot live without them.
A. harbor
B. function
C. definite
D. essential
【单选题】
Our challenge is to ___ those voters and inspire them to join our cause.
A. motion
B. motive
C. motivate
D. motivation
【单选题】
Harper was a teacher by ___.
A. career
B. occupation
C. profession
D. vocation
【单选题】
The doctor gave me a chest X-ray and ___some medicine for me.
A. prescribed
B. floated
C. drugged
D. drifted
【单选题】
The list is arranged according to the ___ professions of the audience.
A. resolution
B. responsible
C. resource
D. respective
【单选题】
The government is trying to do something to ___ better understanding between the two countries.
A. raise
B. promote
C. heighten
D. increase
【单选题】
According to the American federal government, residents of Hawaii have the longest life ___ : 77.2 years.
A. rank
B. span
C. scale
D. scope
【单选题】
Because of the boring ___, we need to take a vacation every year.
A. routine
B. surgery
C. rifle
D. sake
【单选题】
The manager spoke highly of such ___ as loyalty, courage and truthfulness shown by his employees.
A. virtues
B. features
C. properties
D. characteristics
【单选题】
Throughout his life, Henry Moore ___ an interest in encouraging art in the city of Leeds.
A. contained
B. secured
C. reserved
D. maintained
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The new trade agreement should ___ more rapid economic growth.
A. facilitate
B. help
C. assist
D. speed
【单选题】
The new plan is ___ and everybody present agrees with it.
A. appendix
B. adventurous
C. feasible
D. impractical
