热门试题:
[判断题] 电力线路敷设时严禁采用突然剪断导线的办法松线。 ( )
A.正确
B.错误
[判断题]密封是防止工作介质从机器和设备中泄漏或防止外界杂质侵入机器和设备内部的一种装置或措施。 ( )
A.正确
B.错误
[单选题]
喷他佐辛很少引起成瘾是因为
A.拮抗μ受体
B.拮抗κ受体
C.拮抗σ受体
D.拮抗δ受体
E.激动κ受体
[多选题]党的基本路线是党和国家的生命线，在任何时候都绝不动摇，这是因为_____。( )
A. 反映了我国社会主义现代化建设的规律
B. 体现了我国各族人民的根本利益和愿望要求，
C. 改革开放和现代化建设的成就已经证明是正确的
D. 我国社会主义初级阶段的长期性决定的
[判断题]根据《海牙公约》的规定，任何人在飞行中的航空器内使用暴力威胁的方式非法劫持或控制该航空器构成非法劫持航空器的罪行。
A.正确
B.错误
[判断题]全国文明城市由哪个国家机关命名，中央精神文明建设指导委员会命名，每四年命名表彰一次。( )
A.正确
B.错误
[单项选择]直接影响物流服务质量和货物质量的是（ ）质量。
A. 物流工作
B. 物流服务
C. 物流项目
D. 物流工程
[判断题]事故调查处理工作的主要内容包括:及时、准确地查清事故经过、事故原因和事故损失,查明事故性质,认定事故责任,总结事故教训,提出整改措施,并对事故责任者依法追究责任。
A.正确
B.错误
[填空题]We must derive hydrogen from __________________ with a view to a pure hydrogen, economy.
[单项选择]下列程序段执行结果为( )。
m=5
n=-6
If Not X〉0 Then m=n-3 Else n=m+3
Print m-n;n-m
A. 1，6，3，1，3
B. 1，6，3，6，3
C. 1，6，3，2，3
D. 1，7，3，2，3
[判断题] 【因特殊情况需要进行电、气焊等明火作业的,动火部门和人员应当按照单位的用火管理制度,落实现场监护人,在确认无火灾、爆炸危险后方可动火施工。——《机关、团体、企事业单位消防安全管理规定》第二十条】
A.正确
B.错误
[单选题]出站及发车进路信号机的色灯复示信号机显示一个（ ）——表示主体信号机在开放状态。
A.绿色灯光
B.黄色灯光
C.红色灯光
D.月白色灯光
[单项选择]
直线ＡＢ的象限角RＡＢ＝南西30°；，则其坐标方位角α（1）、（2）＝（）。
A. 240°
B. 210°
C. 150°
D. 120
[单选题]预设安全距离为20m时,紧急制动时的速度为80km/h,那么停车后的安全距离是( )。P176T724
A.50m
B.60m
C.70m
[判断题]在厂内运输过程中，由于货运距离短，货物可不固定或捆绑。( )
A.正确
B.错误
[填空题]Welcome to your first 1
training class. There are 15 different activities in
2 . Some make use of 3
and others don’t. The idea is that you go
4 each of the activities. Ten of each first time, 15 second
time and 20 third time. And in between each 5
you’ll all come together in the middle to do some
exercises.
Now before you start, we just have to
6 that you really think you’re fit enough to do
all this. Of course, exercise is good for you but it can actually
7 you. So what you’ve got to
8 for is if you’ve ever had any heart
9 , or any 10 in
your heart or 11 . I want to know if
you’ve often felt 12 or dizzy or you’ve
been told that you had high blood 13 .
And watch it if you’ve ever had an 14 ,
broken bones or any kind of 15 problem.
If you have, come and have a 16 with
me. Is anyone here over sixty-five And last of all I just need to ask you if
you’ve been doing any 17 exercise
recently So two or three times a week for two months or more Even
18 to college or work every day at a good
19 Right, that means we need to take
it slowly at the beginning and build up 20
. So you’re all fit and healthy Good, let’s get started.
[判断题]仪表人员巡检过程中，打雷时可以使用对讲机通话。
A.正确
B.错误
[多项选择]关于核算型会计软件的叙述，正确的是（）
A. 核算型会计软件一般由工资、固定资产、账务、报表等模块组成
B. 各个模块间独立性较强，可独立运行
C. 使用各个模块没有先后顺序
D. 核算型会计软件与管理型会计软件之间没有直接关系，是相互独立的
[单项选择]
Sporting activities are essentially modified forms of hunting behavior. Viewed biologically, the modem foot-bailer is in reality a member of a hunting group. His killing weapon has turned into a harmless football and his prey (猎物) into a goalmouth. If his aim is accurate and he scores a goal, he enjoys the hunter’s triumph of killing his prey.
To understand how this transformation has taken place we must briefly look back at our forefathers. They spent over a million years evolving as cooperative hunters. Their very survival depended on success in the hunting-field. Under this pressure their whole way of life, even their bodies, became greatly changed. They became chasers, runners, jumpers, aimers, throwers and prey-killers. They cooperated as skillful male-group attackers.
Then about ten thousand years ago, after this immensely long period of hunting their food, they became farmers. Their improved intelligence, so vital to their old hunting life, was put to
A. are forms of biological development
B. have actually developed from hunting
C. are essential forms of taming the prey
D. have changed the ways of hunting
[单项选择]副框固定后，在洞口内外侧用水泥砂浆等抹至副框与主框接触面平，当外侧抹灰时应用片材将抹灰层与门窗临时隔开，其厚度为（）mm。待外抹灰层硬化后，撤去片材，预留出宽度为5mm、深度为6mm的嵌缝槽，待门窗固定后，用中性硅铜密封胶密封门窗外框边缘与副框间隙及嵌缝槽处。
A. 5
B. 10
C. 20
D. 18
[单项选择]下列腧穴中，间距最大的两个穴位是（）
A. 神庭至百会
B. 委中至合阳
C. 阳溪至手三里
D. 郄门至大陵
E. 中都至蠡沟
[多项选择]通过财政对某一行业的企业投资包括( )。
A. 资本金补助
B. 价格补贴
C. 贷款贴息
D. 存款贴息
E. 减免税
[多选题]行业的生命周期主要分为（ ）。
A.萌芽期
B.政府政策
C.成长期
D.成熟期
E.衰退期
[单项选择]生理指标有（）
A. 脉搏
B. 体重
C. 智商
D. 耐力
[单选题] 不是警戒器材的是()。
A. 警戒标志杆
B. 方位灯
C.警戒灯
D. 警戒带
[单选题]雨季宿舍应建在高燥处防止洪水侵害。( )
A.正确
B.错误
[单选题]下列选项不符合机动车运输规定的是（）。
A.车上应配备灭火器
B.路面水深超过汽车排气管时应加速通过
C.重要物资运输前应事先对道路进行勘察
D.载货机动车除押运和装卸人员外，不得搭乘其他人员
[单选题]运营期间值班站长对车站公共区________进行一次防火巡查，运营结束后值班站长只需观战后和开站前开展防火巡查。
A.每1小时
B.每2小时
C.每3小时
[判断题]煤矿领导带班下井履行作业场所区队长、班组长的现场指挥职责。 (判断题)
A.正确
B.错误
[单选题]三权分立中的“三权”是指( )。
A.立法权,行政权和审判权
B.行政权,监督权和立法权
C.立法权,检察权和行政权
D.立法权,行政权和司法权
[多选题]碘量法中为防止I2的挥发，应( )。
A.加入过量KI
B.滴定时勿剧烈摇动
C.降低溶液酸度
D.使用碘量瓶
[填空题]At the first sight the planet Mars does not appear very welcoming to 62. ______.
any kind of life. It has very little oxygen and water, the temperature at
night is below -50 degrees and winds of 100 miles per hour cause severe
dusty storms. However, the surface of the planet seems to show that 63. ______.
water flowed across at some time in the past, and it is believed that there 64. ______.
is enough ice at the poles to cover the planet with water if il melts. 65. ______.
Although there is no life on Mars. some scientists think that there may
have some form of life a long time ago. At that time, the planet had active 66. ______.
volcanoes; the atmosphere was thinner and warmer; and there was water. 67. ______.
In fact, in some ways Mars may have been different to earth, where life 68. ______.
exists.
Som
[单项选择]构成交换网络最基本的部件是（）.
A. 交换机
B. 继电器
C. 电子开关
D. 交换单元
[单选题]运输机的机翼及发动机整流罩前缘气热防冰的热空气通常来源于：
A.发动机压气机引气
B.发动机废气加温器
C.专门的涡轮增压器供气
D.包括A、B和C
[单项选择]细菌菌落由光滑型变为粗糙型是因为细胞壁中缺失（）
A. 脂质A
B. 核心多糖
C. 磷壁酸
D. 特异多糖
E. 脂蛋白
[多选题]136. 下列哪些属于行政许可合法原则的内容？（ ）
A.实施主体合法
B.主体权限合法
C.依照法定实施条件
D.依照法定实施程序
[单选题]下列诗句描写泰山的是()。
A.会当凌绝顶，一览众山小
B.欲穷千里目，更上一层楼
C.孤山寺北贾亭西，水面初平云脚低
D.黄鹤一去不复返，白云千载空悠悠
[多项选择]天津原来是渔村，它发展为城市是因为（）。
A. 是中国北方的政治中心
B. 是中国北方的军事重镇
C. 是南来北往的码头
D. 是守卫北京的东大门
E. 是在明朝设置为城市的
