热门试题:
[单项选择]
An important businessman was asked to give a twenty-minute speech in another city. He was too busy to write it himself, so he asked his secretary to put one together for him out of a large book of speeches which she had on her desk. She typed one out for him, and he picked it up just in time to rush off to his plane. But when he gave his speech, it ran on for an hour, and the audience (听众) was getting very tired of it by the end.
When the businessman got back to his office, he said to his secretary, "I told you it should be a twenty-minute speech!"
"That’s what I gave you," she answered, "the original and two copies. The original for you to read at the meeting, and two copies for the files, after you have checked them."
What was the secretary asked to do（）
A. To give a speech instead of the businessman.
B. To type a One-hour speech for the businessman.
C. To choose a speech from a book of speeches and type it.
D. To make up a speech from some others and type it.
[判断题]夏季作业只须及时补水，并注意休息防止人员中暑
A.正确
B.错误
[多选题]塔式起重机安装、拆卸作业应配备的建筑施工特种作业人员有（ ）。
A.塔式起重机安装拆卸工
B.建筑起重司索信号工
C.塔式起重机司机
D.建筑电工
E.钢筋工
[单项选择]配制聚合物溶液的水总含铁量应低于（）。
A. 0.25mg/L
B. 0.6mg/L
C. 0.9mg/L
D. 1.2mg/L
[判断题]YJ27滤嘴接装机烟支切刀磨刀砂轮在生产过程中可手动进给。
[单项选择]After calling his adoptive mother and learning he was still deeply loved by her, the author ______.
A. blamed fate for his misfortunes
B. realized it was already too late to restart a new life
C. still had a sense of abandonment
D. saw it as a chance to live a whole new life
[判断题]使用风动扳手前，检查风管连接是否牢固，以防意外伤人。
A.正确
B.错误
[单项选择]
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Space is a dangerous
place, not only because of meteors but also because of rays from the sun and
other stars. The atmosphere again acts as our protective blanket on earth. Light
gets through, and this is essential for plants to make the food which we eat.
Heat, too, makes our environment endurable. Various kinds of rays come through
the air from outer space, but enormous quantities of radiation from the sun are
screened off. As soon as men leave the atmosphere they are exposed to this
radiation but their space suits or the walls of their spacecraft, if they are
inside, do prevent a lot of radiation damage.
Radiation is the
greatest known danger to explorers in space. The unit of radiation is called
"rem". Scientists have reason to think that a man can put up with far more
radiation than 0.1 rem without being damaged; the figure of 60 rems has been
agreed on. The trouble is that it is extremely difficult to b
A. exposure to even tiny amounts of radiation is fatal
B. the effect of exposure to radiation is slow in coming
C. radiation is avoidable in space exploration
D. astronauts in space suits needn’t worry about radiation damage
[判断题]消防救援人员三人以上共同违法违纪,根据各自在违法违纪行为中所起的作用和应当承担的法纪责任,分别给予处分。( )
A.正确
B.错误
[判断题]遇湿易燃物品库房必须干燥，严防漏水或雨雪浸入，但可以在防水较好的露天存放。
A.正确
B.错误
[判断题]会计档案保管期限的计算自档案所属年度终了后的次年1月1日起算。
[简答题]请说出JD-1A型计算机联锁系统上位机倒机电路面板开关的含义。
[单选题]临时建设应当在批准的使用期限内( )。
A.强制拆除
B.自行拆除
C.没收
D.办理正式使用手续
[单选题]电力线路发生故障时,要求继电保护装置尽快切除故障,称为继电保护的( )。
A.选择性
B.速动性
C.可靠性
D.灵敏性
[判断题]《河北省安全生产条例》规定,以暴力、威胁方法阻碍安全生产监督检查人员依法执行监督检查任务,构成犯罪的,依法追究刑事责任。( )
A.正确
B.错误
[单选题]乳化剂的H.L.B 值越高则( )。
A.亲水性越强
B.亲油性越强
C.亲水.亲油性均越强
D.亲水.亲油性均越弱
[配伍题]急性前壁心肌梗死（）
A. V1、V2、V3病理性Q波，S-T段上抬
B. Ⅱ、Ⅲ、aVF病理性Q波，S-T段上抬
C. V3、V4、V5病理性Q波，S-T段上抬
D. V1～V5病理性Q波，S-T段上抬
E. V5、V6病理性Q波，S-T段上抬
[单项选择]对门静脉的叙述正确的是（ ）
A. 走形于肝段间
B. 其频谱波形不受呼吸影响
C. 正常情况下，其血流在整个心动周期持续存在
D. 管壁显示不清
E. 与肝动脉垂直
[填空题]旅行社业务经营许可证可分为______和______。
[单选题]我国成功研制了GX-A型腰挂式防水灯具和SLD-2型携带式防爆灯。均具有( )、防爆等功能,亮度、射程、电池使用时间等性能也有所提高。
A.防水
B.防尘
C.防爆灯
D.防震
[多选题]下列哪些场所宜选择可燃气体探测器：（）。
A.强电井
B.煤气站和煤气表房
C.储存液化石油气罐场所
D.弱电井
[单选题]《固定容规》规定：以水为介质产生蒸汽的压力容器，应当做好水质管理与监督，没有可靠的水处理措施的（）投入运行。
A.一般不得
B.不得
C.不应
[单选题](47534)轨枕配置1667根/km ，轨枕间距为（ ）mm。(1.0分)
A.520.8
B.543.5
C.568.2
D.600
[不定项选择]常见的鉴定结论有（）。
A. 法医鉴定
B. 刑事技术鉴定
C. 司法精神病鉴定
D. 其它技术鉴定
[判断题]将万用表调到500V档位，用红表笔接插座的一个插孔，万用表如有显示为火线、反之为零线。（ ）
A.正确
B.错误
[填空题]以课程的表现形式为依据可将高校课程划分为显性课程和（）。
[单项选择]下列哪种断肢易于修复
A. 切割伤
B. 挤压伤
C. 撕裂伤
D. 捻挫伤
[判断题]客户侧现场作业时，应有熟悉设备情况的客户人员全程陪同。
A.正确
B.错误
[判断题]会计人员临时离职或因病不能工作的，会计机构负责人（会计主管人员）或单位负责人必须指定有关人员接替或者代理，并办理会计工作交接手续。
[单选题]各级人民政府及其有关部门应当采取多种形式，加强对有关安全生产的法律、法规和安全生产知识的宣传，增强全社会的（）意识。
A.危机
B.安全生产
C.效益
D.大局
[多选题]火灾现场保护的基本要求是（ ） 。
A.及时严密
B.消防机构在组织勘查同时要积极部署现场保护工作
C.保护现场的人员可以自由出入影响现场
D.派出所民警、治安保卫人员及义务消防组织都有保护现场的责任
[单选题]以下哪类不是社区重点保健人群
A.妇女
B.儿童
C.精神病患者
D.老年人
E.慢性病患者
[判断题]机车检修周期应根据实际技术状态和走行公里或使用时间确定。
A.正确
B.错误
[单选题]某投资者投资一项目，该项目五年后，将一次性获得一万元收入，假定投资者希望的年利率为5%，那么按单利计算，投资的现值为（ ）元。
A.12500
B.8000
C.10000
D.7500
[简答题]单井专题评价主要是为（ ）评价提供基础资料。
[多项选择]物业承接查验的移交分为( )几种情况。
A. 建设单位将物业房屋移交给业主
B. 物业产权单位将物业移交给物业服务企业
C. 合同终止物业服务企业将物业移交给业主大会或产权单位
D. 业主大会或业主委员会将物业移交给物业服务企业
E. 建设单位将新建物业移交给物业服务企业
[单项选择]基尼系数在0.4以上，则表示收入差距比较大；通常的基尼系数在( )之间。
A. 0～1
B. 0～2
C. 0～0.2
D. 0.2～0.4
[多选题]新中国成立初期,中国处于新民主主义社会,其经济成分有( ).
A.社会主义国营经济与合作社经济
B.个体经济
C.私人资本主义经济
D.国家资本主义经济
