[单项选择]
{{B}}
Sharks{{/B}}
Sharks are amazing fish that have
been around since long before the dinosaurs existed. They live in waters all
over the world, in every ocean, and even in some rivers and lakes.
Sharks and Bony Fish
Unlike bony fish, sharks have no
bones; their skeleton is made of cartilage(软骨), which is a tough, fibrous
substance, not nearly as hard as bone. Cartilage, a strong fibrous(纤维的)
substance, is softer than bone; our nose and ears are made of cartilage. Sharks
also have no swim bladder (unlike bony fish).
{{B}}Size{{/B}}
There are many different species of sharks
that range in size from the size of a person’s hand to bigger than a bus. The
whale shark is the largest fish in the world; the basking shark is the second
largest fish. Fully-grown sharks range in size from 7 inches long (the Spined
Pygmy shark), up to 50 feet long. Most sharks are intermediate in size, and are
about the same size
A. The passage tells us the habitat and migration of sharks.
B. The passage tells us why sharks are dangerous to people.
C. The passage introduces the evolutional process of sharks.
D. The passage introduces the basic information about sharks.
[单选题]钻具悬重发生变化是发生溢流的( )。
A.告急信号
B.直接显示
C.间接显示
D.已经溢流显示
[判断题] ( )重整反应进料芳烃潜含量的变化,不会对汽油辛烷值造成影响。
A.正确
B.错误
[填空题]吉西他滨主要用于治疗_( )_,静脉输液时间( )。其特有的副作用( ) 。
[单项选择]关于预制钢筋混凝土空心板特性叙述不正确的是()。
A. 空心板比实心平板经济
B. 空心板中最普遍采用的是圆孔板
C. 在同等用料下比实心平板抗弯能力强
D. 在同等用料下比实心平板抗压能力强
[单项选择]患者男性,24岁,高热、流涕、咳嗽4天,于2008年4月7日入院。入院1天后出现呼吸困难,胸部X线片示双肺透亮度降低,经抗感染治疗患者症状不见缓解,呼吸困难进一步加重,胸部X线片示双肺呈白肺,R35次/分,血气分析(FiO229%)示pH7.35,PaO256mmHg,PaCO236mmHg该患者可能的病原为()
A. 病毒
B. 军团菌
C. 支原体
D. 葡萄球菌
E. 厌氧菌
[单选题]我国处理民族关系的一项重要政治制度,是在少数民族地区实行( )。
A.民族平等
B.民族团结
C.民族区域自治
D.共同繁荣
[单选题]米索前列醇禁用于妊娠妇女的原因是( )
A.升高血压作用
B.引起胃出血
C.胃肠道反应
D.子宫收缩作用
E.致畸作用
[单项选择]当病人突然神志消失,诊断是否心跳骤停的重要指标是()。
A. 大动脉无搏动
B. 心音听不见
C. 呼吸停止
D. 血压测不到
E. 瞳孔散大
[单选题]驾驶机动车在路口直行遇到这种信号灯应该怎样行驶?
A.不得越过停止线
B.加速直行通过
C.左转弯行驶
D.进入路口等待
[单选题]. 影响高层建筑火灾发展蔓延的因素多,不包括()。
A. 有火风压、烟囱效应
B. 热对流、热辐射
C. 热传导
D. 爆燃、风力
[单选题] 单相接地时所产生的接地电流将在故障处形成()。
A.电弧
B.电流
C.电压
D.电感电流
[单项选择]南宁市顺启建筑公司承建南宁市某街路面改造工程,该公司施工单位在修缮地下管道时,未设安全装置。恰好甲带着孙子乙在旁边玩耍,甲没注意到下水井盖已经被掀开,甲一时未注意到乙,乙失足跌人井下摔伤,花医药费5万元人民币。关于乙的损害,下列说法正确的有:( )。
A. 乙的损害应当由顺启公司承担
B. 乙的损害应当由乙的监护人负责
C. 乙的损害应当由乙的监护人和顺启公司共同承担,顺启公司承担主要责任
D. 乙的损害应当由施工人员负责
[单选题]以银行为付款人的委托收款,如拒绝付款的,应在收到委托收款及债务证明的次日起( )出具拒绝证明。
A.1天
B.7天
C.5天
D.3天
[单选题]常用灭火器按移动方式分为手提式灭火器、推车式灭火器与( )式灭火器。
A.背负
B.泡沫
C.干粉
D.二氧化碳
[单项选择]急性粟粒型肺结核X线可见()
A. 肺野呈毛玻璃样密度增高
B. 均匀分布、大小密度相同的粟粒状病灶
C. 正常肺纹理常不能显示
D. 以上都是
E. 以上都不是
[单选题]
对于阀控密封铅酸电池的特性描述错误的是()。
A.密封程度高
B.需定期加注电解液
C.使用寿命长
D.电池内阻较小
[多选题]临时供电是非永久性用电,因此()
A.期限一般不超过6个月
B.期限一般不超过12个月
C.可以转让给其他客户
D.不可以向外转供电
[单选题]消防水鹤的性能特点表述不正确的是( )。
A.消防水鹤为消防专用,美观、结构紧凑,操作方便。
B.消防水鹤具有良好的防冻性能,
C.消防水鹤的出水口可摆动,但不能伸缩。
D.消防水鹤的出水口距地面高度3150~3500mm。
[单项选择]血压持续在21.3/12.6kPa(160/95mmHg)以上,眼底动脉普遍狭窄,属于
A. 高血压病1级
B. 高血压病2级
C. 高血压病3级
D. 高血压病危象
E. 高血压脑病
[多选题]复用同步包括()
A.同步复用
B.准同步复用
C.非准同步复用
D.主从同步复用
[多选题]关于商业银行互联网个人贷款的特点,下列正确的有( )。
A.流程线上化
B.审批时限长
C.随借随还
D.额度高
E.期限长
[多项选择]权重系数在岗位评价中的作用主要有()。
A. 便于评价结果的汇总
B. 突出不同类别岗位的主要特征
C. 使同类岗位的不同要素的得分可以进行比较
D. 使不同类岗位的同一要素的得分可以进行比较
E. 使不同类岗位的不同要素的得分可以进行比较
[单项选择]粪便隐血试验持续阳性见于()
A. 消化性溃疡
B. 细菌性痢疾
C. 胃癌
D. 钩虫病
E. 慢性胃炎
[单选题]曹操《观沧海》“东临碣石”的下一句是( )观沧海。
A. 以
B. 可
C. 去
D. 向
[不定项选择题]共用题干
Migrant (移民的)Workers
In the past twenty years,there has been an increasing tendency for workers to move
from one country to another. While some countries have restricted most_________(1)to
local people,others have attracted and welcomed migrant workers.This is particularly the
case in the Middle East,__________(2)increased oil incomes have enabled many
countries to call in outsiders to improve local facilities.Thus the Middle East has attracted
oil-workers________(3)the U. S.
A. and Europe.It has brought in workers from many
countries,________(4)South Korea and Japan.
In view of the difficult living and working________(5)in the Middle East,it is not
surprising that the pay is high to attract suitable workers.Many engineers and technicians
can__________(6)at least twice as much money in the Middle East as they can in their
own country,and this is a major_______(7).
Sometimes a disadvantage has a compensating(补偿的)advantage. For example,
the________(8)living conditions often lead to increased friendship when workers have
to_________(9)on each other for safety and comfort.In a similar way,many migrant
workers can save large sums of money partly because of the________(10)of
entertainment facilities.The work is often complex and full of problems but this merely
_________(11)greater challenge to engineers who prefer to find solutions to problems
rather than do routine work in their home country.
One major problem which_________(12)migrant workers in the Middle East is that
their jobs are temporary ones.They are nearly always on_______(13),so it is not
easy for them to plan ahead with great confidence.This is to be__________(14)since no
country welcomes a large number of foreign workers as permanent residents.In any
_________(15),migrant workers accept this disadvantage,along with others,because
of the considerable financial benefits which they receive.
_________(4)
A.opposing
B.limiting
C.including
D.asking
[单项选择]以下属于可变更、可撤销的民事行为是()。
A. 意思表示不真实的民事行为,但未损害国家的利益
B. 恶意串通的民事行为
C. 违反社会公共利益的民事行为
D. 无民事行为能力人实施的民事行为
[填空题]BE正值加大可见于()酸中毒和()碱中毒。
[单选题]国家综合性消防救援队伍人员必须严格执行本条令,加强队列训练,培养良好的姿态、()、过硬的作风、严格的纪律性和协调一致的动作,促进队伍正规化建设,巩固和提高战斗力
A.A、严整的队容
B.B、队伍正规化建设
C.C、巩固和提高战斗力
D.D、严格的纪律性
[单选题]226、因设备管理不善造成的事故,定设备()责任。
A.A、行车组织
B.B、施工单位
C.C、调车组织
D.D、管理单位
[单选题].假性神经递质引起肝性脑病的机制是
A. 干扰脑的能量代谢
B. 使脑细胞产生抑制性突触后电位
C. 干扰脑细胞膜的功能
D. 与正常递质竞争受体,但其效应远较正常递质为弱
E. 引起血浆氨基酸失衡