热门试题:
[单项选择]关于构成比指标，描述正确的是
A. 构成比是说明某现象发生的频率或强度的指标
B. 其表示事物内部各部分的比重大小
C. 以m/n表示构成比，可得出m与n的倍数关系或m是n的几分之几
D. 事物由A-D四部分构成，其中B的构成比数值最大，据此可得出结论B最容易发生
E. 各部分构成比之和可以不为1
[多选题] 护理不良事件上报范畴( )
A.护理事故
B.护理差错
C.护理缺陷
[单项选择]人民警察报考资格审查工作由( )负责。
A. 公安行政部门
B. 公安人事部门
C. 公安政工部门
D. 公安法制部门
[单项选择]According to the speaker, what is the flight’s destination
A. Bali
B. Paris
C. London
D. Madrid
[单选题]两连接车钩中心水平线高度之差不大于（ ）。
A.75mm
B.80mm
C.85mm
D.90mm
[单项选择]
For the people who have never traveled across the Atlantic the voyage is a fantasy. But for the people who cross it frequently one crossing of the Atlantic is very much like another, and they do not make the voyage for the (41) of its interest. Most of us are quite happy when we feel (42) to go to bed and pleased when the journey (43) . On the first night this time I felt especially lazy and went to bed (44) earlier than usual. When I (45) my cabin, I was surprised (46) that I was to have a companion during my trip, which made me feel a little unhappy. I had expected (47) but there was a suitcase (48) mine in the opposite comer. I wondered who he could be and what he would be like. Soon afterwards he came in, He was the sort of man you might meet (49) , except that he was wearing (50) good clothes that I made up my mind that we would not (51) whoever he was and did not say (52) . As I had expected
A. for seeing
B. that I saw
C. at seeing
D. to see
[多选题] 调车作业计划规定"三有五全"，其中"五全"指的是（ ）。
A.作业方法
B.摘挂车数
C.代号车标记和注意事项
D.作业径路
E.作业股道
[多项选择]常用的实际进度与计划进度的比较分析方法包括( )。
A. 因果分析法
B. 横道图比较法
C. S形曲线比较法
D. 香蕉形曲线比较法
E. 偏差比较法
[单选题] 强风高处作业是指在()以上情况下进行的高处作业。
A. 阵风五级
B. 阵风六级
C.阵风七级
D.阵风八级
[多选题]以下哪些掘进机的截割头采用纵轴式（ ）。
A.EBZ155
B.EBZ160
C.EBH120
D.EBZ200
E.EBH100
[判断题]物料提升机架体内侧用立网防护严密。
A.正确
B.错误
[多项选择]采取成本领先战略的原因包括( )。
A. 形成进入障碍
B. 增强企业讨价还价能力
C. 降低替代品的威胁
D. 有效防止竞争者迅速模仿
E. 保持领先的竞争地位
[单项选择]Charley Foley calls into the Mater Misericordia Hospital to visit his wife.
"How are you feeling" he asks, sitting at the bedside, close to Dolly who is smiling up at him, her black hair resting against the white pillows.
"I’m fine," Dolly says, quietly. She looks old and tired to Charley; she is deathly pale and has black pouches under her eyes. When she slips her fingers into Charley’s he notices two ugly brown liver spots on the back of her small hand.
"You look tired," Charley says. " Aren’t you sleeping"
"I was a bit restless last night. "
Dolly does not mention the pain: she doesn’t want to upset her husband.
"Any word from Linda" she asks.
"She phoned again last night. I told her you were grand. I said there was nothing to worry about. "
Linda, their eldest, teaches in a university in Galway. Linda will come home for the holiday in August. Their son, Colin, and his children live in Australia. Cohn hasn’t been told that his mother i
A. Fatigued.
B. Decent.
C. Anguished.
D. Grave.
[多选题]价值的特点有( )
A.价值具有客观性
B.价值具有主体性
C.价值具有社会历史性
D.价值具有多维性
[多项选择]关于使触电者尽快脱离电源的方法，下列说法哪些正确（）。
A. 迅速拉闸切断电源
B. 迅速用手将触电者拉离电源
C. 确保不触及触电者肉体或其身上导电物品，尽快设法使触电者脱离带电体
D. 确保自身不触电，尽快设法将导线拉离触电者
E. 用金属棒拨开触电者。
[多项选择]PVA高压进线柜设置有（）保护。
A. 过流
B. 速断
C. 欠压
D. 零序
[单选题]单梯的横档应嵌在支柱上，并在距梯顶（ ）处设限高标志。
A.1m
B.1.2m
C.1.5m
D.1.8m
[单选题]神泉的水无色透明,无悬浮物,其味颇似汽水,用以 ( )有既不用发酵,也不必用碱中和的奇特功效。
A.制造汽酒
B.烹煮泡茶
C.加工面条
D.和面烙饼.蒸馒头
[单选题]被吊塔片纵向长度应经验算确定，一般情况下不得大于( )m。
A.9
B.10
C.11
D.12
[多项选择]儿童公园面积一般为（），居住区小公园面积一般为（），小游园面积一般为（）
A. 10-20hm2
B. 2-5hm2
C. 2-10hm2
D. 1000m2以上
[判断题] 办理同一起治安案件，需要对不同住宅进行检查时，可以使用同一检查证
A.正确
B.错误
[单选题]贷款发放后，营业机构应妥善保管借款凭证（），指定专人专夹保管，慎防遗失。
A.第二联
B.第三联
C.第四联
D.第五联
[单选题]带电断、接空载线路时，应确认需断、接线路的另一端断路器和隔离开关确已断开，接入线路侧的变压器、电压互感器确已退出运行后，方可进行。禁止（ ）断、接引线。
A.带刀闸
B.直接
C.用开关
D.带负荷
[单项选择]设A，B，C均是n阶方阵，满足A=BC．将A，B以列分块，设为A=[α1，α2，…，αn]，B=[β1，β2，…，βn]，则有[α1，α2，…，αn]=[β1，β2，…，βn]C，将β1，β2互换，只要保持上述等式成立，应
A. 将α1，α2互换．
B. 将C的1，2行互换．
C. 将C的1，2列互换．
D. 将A的1，2行互换．
[单选题]生产经营单位的从业人员不服从管理，造成重大事故构成犯罪的，追究其( ) （1分）
A.刑事责任
B.民事责任
C.行政责任
[单项选择]
When a disease of epidemic proportions threatens the public, scientists immediately get to work, trying to locate the source of affliction and find ways to combat. Vaccination is one of the effective ways to protect the (1) population of a region or country which may be (2) grave risk. The process of vaccination allows the patient’s body to (3) immunity to the virus or disease so that, if it is encountered, one can fight it (4) naturally. To accomplish this, a small weak or dead (5) of the disease is actually injected into the patient in a controlled environment, (6) his body’s immune system can learn to fight the invader (7) . Information (8) how to penetrate the disease’s defenses is (9) to all elements of the patient’s immune system in a process that occurs naturally, in which genetic information is passed from cell to cell. This makes sure that (10) the patient later
A. only if
B. so that
C. in case
D. seeing that
[单选题]国务院办公厅设置（ ），是应急管理的办事机构
A.国家应急救援指挥中心
B.国务院应急管理办公室
C.国家灾害预防中心
[单项选择]在现场急救中，救护员判断伤员有无呼吸时，应持续观察（）秒钟。
A. 3
B. 10
C. 20
D. 60
[单项选择]A sound can change because of the influence of an adjacent sound. This is known as assimilation. Which of the following words is an instance of assimilation
A. Impossible.
B. Illegal.
C. Inconsiderate.
D. Irrevocabl
[多项选择]2001年净利润累积数比2000年多( )。 A．5万元 B．30万元 C 20万元 D．10万元
A. 净利润基本持平，略有增加
B. 主营业务收入净额减少，但主营业务利润有所增加
C. 营业利润下降，但利润总额增加
D. 主管业务经营状况略好
[单项选择]各种屋面工程包括找坡层、保温层、找平层、防水层及保护层等，均为每100m2抽查______处，每处10m2，且不得少于3处。
A. 1
B. 2
C. 3
D. 4
[单选题]少于（ ）名作业人员时以及车顶、车内、车下有人时（不包括架车人员），严禁进行架落车作业。
A.A、二
B.B、三
C.C、四
D.D、
[单选题]由于屏蔽电缆的屏蔽层与检漏继电器配合具有超前切断故障电源的保护作用，能有效防止漏电火花或短路电弧的产生。
A.对
B.错
[判断题]高处作业使用的脚手架不需验收即可使用。
A.正确
B.错误
[单项选择]桥面铺装即行车道铺装，不适用的铺装材料有（）。
A. 防水混凝土
B. 沥青混凝土
C. 水泥混凝土
D. 干硬性混凝土
[多选题]国网2021年电费抄核收业务自动化智能化提升工作，要求省营销服务中心负责加快推进电费(____)业务的省级集约。
A.抄表
B.核算
C.账务
D.统计分析
[单项选择]药品经营企业控制实物药品质量的第一关活动是（）
A. 药品收货与验收
B. 药品入库
C. 药品出库
D. 药品保管
[多选题]党内政治生活“四性”是指（ ）。
A.政治性
B.战斗性
C.时代性
D.原则性
