热门试题:
[单项选择]下列哪项因素不会引起代谢性碱中毒
A. 剧烈呕吐
B. 严重腹泻
C. 醛固酮增多
D. 大量输注库存血
E. 低钾血症
[判断题]为防止火场内浓烟、火焰、爆炸、倒塌等对灭火行动路线的影响，在选择灭火进攻路线时，可充分依托火场内的地形、地物、建筑承重结构等条件，确保消防人员在较为安全的路线实施灭火作战行动。( )
A.正确
B.错误
[单项选择]下列不属于会计核算一般原则的是( )。
A. 划分收益性支出与资本性支出
B. 有用性
C. 重要性
D. 货币计量
[单项选择]Which statement best describes the main idea of the passage
A. It discusses the advantages and disadvantages of freezers.
B. It tells the most economical ways to use a freezer.
C. It explains how to defrost a manual-defrost freezer.
D. It offers advice about choosing and caring for a freezer.
[简答题]井下和井口房内不得从事电焊、气焊和喷灯焊接等工作
[判断题]A-D-K-003 4 1 3
钢筋下料长度符合要求,箍筋应与主筋围筋相垂直。
A.正确
B.错误
[判断题]灼烧或烘干的坩埚，在干燥器内不宜放置过久，否则会因吸收一些水分而使质量略有增加。
A.正确
B.错误
[单选题]硝酸纤维素膜最大的优点是
A.脆性大
B.本底低
C.共价键结合
D.非共价键结合
E.高结合力
[单项选择]下列醇与卢卡斯试剂反应活性最高的是（）。
A. CH3CH2CH2CH2OH
B. CH3CH（OH）CH2CH3
C. （CH3）2CHCH2OH
D. （CH3）3COH
[单选题]犬咬伤后应立即用浓肥皂水或清水冲洗伤口至少（ ）min，同时用挤压法自上而下将残留伤口内唾液挤出，然后再用碘酒涂搽伤口
A.5
B.10
C.15
D.20
[判断题]监控设备检修应考虑设备状态、运行质量、资产全寿命周期管理等因素，在保证电网安全运行的前提下，实行定期检修。
A.正确
B.错误
[单项选择]患者男，67岁，上颌仅余留双侧尖牙，下颌双侧第一磨牙缺失，拟行可摘局部义齿修复，下颌设计舌杆大连接体。
混合支持式义齿与黏膜支持式义齿的基托蜡型的主要区别是
A. 基托表面的形态
B. 边缘的厚度
C. 表面的光滑度
D. 基托伸展的范围
E. 与组织面的密合程度
[单选题]
QY-5型起重机的基本臂长为6.6m,工作幅度为3m时,它的起重量为( )。
A.40kN
B.50kN √
C.3.5kN
D.60kN
[单项选择]1MΩ=（）Ω
A. 1000000
B. 100
C. 10
D. 1000
[多项选择]产业分类是为了满足不同需要而根据产业某些相同或相似特征将企业各种不同的经济活动钮行分解和组合以形成多层次的产业门类的过程。迄今为止，比较重要的产业分类主要包括( )。
A. 三次产业分类法
B. 联合国产业分类法
C. 宏观调控分类法
D. 资源集约度产业分类法
E. 战略关联产业分类法
[多选题]带电作业使用保护间隙时，应遵守下列哪些规定。（ ）
A.悬挂保护间隙前，应与调控人员联系停用重合闸或直流线路再启动功能。
B.悬挂保护间隙应先将其与接地网可靠接地，再将保护间隙挂在导线上，并使其接触良好。拆除的程序与其相反。
C.保护间隙应挂在相邻杆塔的导线上，悬挂后，应派专人看守，在有人、畜通过的地区，还应增设围栏。
D.装、拆保护间隙的人员应穿全套屏蔽服。
[单选题]评标委员会成员对投标文件进行初审通常不审查( )。
A.是否缴纳投标保证金
B.投标文件的有效性、完整性
C.投标文件中报价的合理性
D.投标文件对招标文件的响应程度
[单项选择]地方性甲状腺功能减低症的病因是
A. 甲状腺发育异常
B. 母亲孕期应用抗甲状腺药物
C. 孕妇饮食中缺碘
D. 孕妇体内有抗甲状腺球蛋白抗体
E. 甲状腺素合成缺陷
[判断题]烟囱抽力的大小只与烟囱的高度有关，和烟气与外界空气温度无关。
A.正确
B.错误
[单选题]平面连杆机构中最常见的是( )。
A.四杆机构
B.两杆机构
C.三杆机构
D.对称机构
[单项选择]肥胖者合理的膳食能量供给为（）
A. 等于正常成人推荐摄入量
B. 大于正常成人推荐摄入量
C. 小于机体实际耗能量
D. 等于机体实际耗能量
E. 大于机体实际耗能量
[单项选择]A pretty pot plant might make an unemotional work space feel more personal. But new research has revealed that office plants do so much more as they can help staff be more creative and productive, which could ultimately【C1】______promotion. At work,【C2】______houseplants have been proven to aid concentration, increase productivity and【C3】______staff well-being by 47 per cent, according to a study undertaken at this year"s Chelsea Flower Show. The results showed that【C4】______staff to make design decisions in a workspace【C5】______with office plants can increase creativity by 45 per cent and improve productivity by 38 per cent. The researchers believe their findings demonstrate that plants are not unnecessary【C6】______of business environments and add【C7】______to other studies, which indicate plants increase psychological comfort and business【C8】______. Psychologist Dr Craig Knight said: "We have previously shown that designing your own workspace improves health, happiness and productivity. It was time to go a step【C9】______and see whether the principle can also【C10】______creativity and indeed whether the very act of designing the workspace can be used effectively. The results indicate that plants, in a well-designed and personalized office environment can increase business effectiveness【C11】______improved staff productivity and creativity. This gives company managers a real【C12】______to share control of office space with their staff and create meaningful, less【C13】______and more grown up space." Plants have previously been proven to have【C14】______effects in hospitals, where patients with pot plants close by said they experienced less pain, anxiety and tiredness,【C15】______houses with plant-filled rooms【C16】______between 50 and 60 per cent fewer bacteria than other rooms【C17】______plants. Monique Kemperman from The Joy of Plants, said: "Scientific studies have demonstrated that we can see a【C18】______improvement in air quality alone, just by【C19】______a few common houseplants around a room." The organization wants to encourage everyone in the UK to add a houseplant to their home and office and claims it will make a "【C20】______" impact to people"s quality of life on a daily basis.【C9】
A. away
B. further
C. back
D. longer
[多项选择]桥梁承载结构施工方法中，转体施工的主要特点有（）。
A. 不影响通航或桥下交通
B. 高空作业少，施工工艺简单
C. 可利用地形，方便预制构件
D. 节约木材，节省施工用料
E. 施工设备种类多，装置复杂
[单选题]有关家庭输液的注意事项。描述错误的是
A.选择容易固定的血管
B.输液中保持稳定滴速
C.出现静脉疼痛时应立即通知护士
D.采用两点连式压迫止血拔针法
E.输液瓶和棉签可由病人自己处理
[单项选择]市值排名靠前、累计市值占市场总市值( )以上的公司为大盘股。
A. 20%
B. 25%
C. 35%
D. 50%
[单项选择]患儿，3岁。左上肢烫伤，Ⅱ度烫伤面积达10%，入院后经评估需使用保护具，下列措施不正确的是（）。
A. 使用前需取得患者及家属的理解和同意
B. 属于保护性制动措施，只能短期使用
C. 将患者右上肢外展固定于身体右侧
D. 约束带下应置衬垫，且松紧适宜
E. 经常观察约束部位的皮肤颜色和温度
[判断题]用验电笔验电时，需先在已知带电体上测试一下，以检验测电笔是否发光完好。（）
[判断题]堵漏密封胶主要用于在化学或石油管道，阀门套管接头或管道系统连接处出现泄漏的情况下使用。( )
A.正确
B.错误
[单选题]高压验电应戴（ ）。
A.绝缘手套
B.线手套
C.皮手套
D.护目镜
[填空题]
The Commission is expected to propose allowing people to
choose which legal jurisdiction they would come under, based on their
{{U}} (1) {{/U}} or their residency. But the proposal is set to
{{U}} (2) {{/U}} because of the very different laws on divorce that apply
across the EU. The Commission wants to {{U}} (3) {{/U}} problems over
which law to apply when, for example, a married couple from one member state is
{{U}} (4) {{/U}} in another member state or when the couple is of
different EU nationalities.
The {{U}} (5) {{/U}} of
member states are said to be {{U}} (6) {{/U}} the idea and responded
positively to a {{U}} (6) {{/U}} which followed the {{U}} (8)
{{/U}} of a Commission Green Paper. With 15 percent of German divorces each
year involving couples of different nationalities, the government of Berlin
{{U}} (9) {{/U}} see resolved the issue of which laws should
apply.
But some member states are expected to resist the
[单项选择]在社会主义市场经济条件下，现代企业制度的特征是( )。
A. 产权明晰，权责明确，管理科学，分配公平
B. 权责明确，管理科学，政企分开，机制灵活
C. 产权明晰，权责明确，政企分开，管理科学
D. 管理科学、政企分开、机制灵活，产权明晰
[单项选择]女，3个月，鼻塞、流涕，而后出现咳嗽、气促3周，无发热，咳嗽渐重。查体：双肺可闻及湿啰音，胸片呈间质性改变。可能诊断为（）
A. 支气管肺炎
B. 腺病毒肺炎
C. 急性支气管炎
D. 支原体肺炎
E. 衣原体肺炎
[多项选择]社会影响的三种形式是( )。
A. 模仿
B. 暗示
C. 从众
D. 社会感染
[单选题]使用水剂灭火器时，应射向火源哪个位置才能有效将火扑灭?
A.火源底部
B.火源中间
C.火源顶部
D.任意位置
[多项选择]服务项目经营的对象是( )。
A. 人
B. 资金
C. 物
D. 非物质性产出
E. 物质性产出
[单选题]《中国南方电网有限责任公司电力安全工作规程》（Q/CSG 510001-2015） 21.9规定:工作完毕后工作负责人应清点人员和工具，查明确实无人和工具留在井下、沟内或（ ）后，方可将盖板或其他防护装置恢复。
A.电容塔内
B.二次屏柜内
C.容器内
D.一次设备上
[单选题]Synonyms are words with________meanings.
A.opposite
B.similar
C.several
D.different
[单项选择] Here are some of the most common reasons kids hate school—and strategies to put them back on the road to success.
Coping With Anxiety and Loneliness
With just a few minutes left before school was to start, my six-year-old, Dustin, was pouting. "I don’’t want to go," he said. Ever since he’’d entered first grade, he hated school. What’’s going on I thought as he trudged out the door. If he hates school this much now, how bad will it be later on
Every kid occasionally grumbles about school. But five to ten percent of kids dislike it so much that they don’’t want to attend, says Christopher Kearney, director of the Child School Refusal and Anxiety Disorders Clinic at the University of Nevada, Las Vegas.
If a child seems depressed or anxious about school, fakes illness to stay home, repeatedly winds up in the nurse’’s or principal’’s office, or refuses to talk about large chunks of the school day, you should be concerned, say school psychologists Michael Martin
A. Y
B. N
C. NG
