热门试题:
[单项选择]以下关于查询描述正确的是()。
A. 不能根据自由表建立查询
B. 只能根据自由表建立查询
C. 只能根据数据库表建立查询
D. 可以根据数据库表和自由表建立查询
[判断题]( )起道机手必须熟悉起道机性能和操作方法,严格执行有关安全规定。
A.正确
B.错误
[单选题]集体乘坐客车时,每辆车指定一名车长负责组织乘车,并设有两名观察员和一名安全员,两名观察员分别位于车内左前方和右后方,安全员位于( )。
A.右前方
B.左前方
C.右后方
D.左后方
[单项选择]When I reached London, it had one of the thickest fogs in years. I could hardly see my hand in front of my face; cars and houses ran very slowly with their lights on. When evening fell (落下;下降), it got worse (更坏的,更差的).All traffic (交通) came (来,出现) to stop. Because I had an important meeting on the other side of Lon-don, I had to walk.
Minutes later (后来,过一会儿), I was lost. Then I heard a young woman’ s voice (声音,发言权) out of the fog. "I think you are lost. Can I help you " I could hardly see her, but I was very glad to find another person out in the fog. I told her where I wanted to go and she said she knew very well how to get there.
When I walked after her through the streets, I said "How can you find the way so easily (容易地) " "I know this part of London very well," she answered. "But in so thick (厚的,浓的) a fog it’s hard to see anything," I said.
"With the fog or without the fog, it makes no difference (差异) to me. You see, I’m blind (瞎的,盲目的)," she answered.
The
A. without eyes
B. can’t see
C. don’t see
[单选题]当您订购的商品出现质量或其它问题时,您与商家联系,这时商家会要求您提供商品的: ( )。
A.订购单号
B.购买金额
C.商城名称
D.商品描述
[单选题]下列选项中,不属于社会工作督导的功能的是( )。
A.行政性督导
B.教育性督导
C.支持性督导
D.监督性督导
[判断题]二氧化碳灭火剂在消防上有较广泛的应用,并可扑灭电气火灾。( )
A.正确
B.错误
[判断题]电力企业要严格执行新、改、扩电力建设工程安全设施和职业病防护设施“三同时”制度。()
A.正确
B.错误
[多选题]52.下列关于个人住房组合贷款还款的说法正确的有()。
A.还款账户内余额不足以同时偿还公积金部分和自营部分贷款时,原则上按比例偿还
B.提前还款时,原则上要求借款人同比例提前偿还公积金部分和自营部分
C.公积金部分贷款结清后,即可办理清户撤押手续
D.自营部分贷款结清后,即可办理清户撤押手续
[单项选择]大气层中的臭氧层能够保护地球上的生物,这主要是因为臭氧层可以( )。
A. 释放出大量的氧气
B. 滤除大量的紫外光
C. 屏蔽太阳的辐射
D. 吸收大量的二氧化碳
[单项选择]
交叉反应的产生是因为()。
A. 化学性质相同
B. 抗原分子量一致
C. 存在共同抗原
D. 抗原来源于同一个体或种系
E. 以上都不是
[多选题]下列哪些情况会导致GS旅客无法接受()
A.ID限额不足
B.GS限额不足
C.座位不足
D.载量不足
[判断题]行政机关在没有法律、法规或者规章规定的情况下,授权其内设机构、派出机构或者其他组织行使行政职权的,应当视为委托。当事人不服提起诉讼的,应当以该行政机关为被告()
A.正确
B.错误
[填空题]机车电器按其执行机构的不同可分为有触点电器和()。
[填空题]业主大会会议可以采用()的形式,也可以采用()的形式。
[判断题](判断题).液压传动中,动力元件是液压泵,执行元件是液压缸,控制元件是油箱。
A.正确
B.错误
[填空题]蓄电池内阻减少,电解液温度增加时,蓄电池容量()。
[单选题]通过道口时,在装载高度超过( )m货物上严禁坐人。
A.1.5
B.2
C.2.5
D.3
[单项选择]男性患者,30岁,主诉:右面部弥漫性疼痛2天;对于鉴别是否为牙源性疼痛最有价值的检查手段是( )
A. 照曲面体层片
B. 叩诊和牙髓电活力检查
C. 选择性麻醉
D. 问诊和探诊
E. 牙齿松动度检查
[单选题]关于苯的化学性质下列说法不正确的是( )
A.工业上可由焦炉气和照明气及煤焦油中的轻油部分中分出
B.可以由石油催化重整馏分分馏而得
C.实验室内可由苯甲酸与氧化钙一起加热经失羧酸反应制成
D.苯一般不容易发生爆炸
[填空题]
World Water Shortage
A new study warns that about thirty percent of the world’s people may not have enough water by the year 2025.
A private American organization called
(1) Action International did the new study. It says
(2) than three-hundred-thirty-five-million people
(3) enough water now. The people live in twenty-eight
(4) . Most of the countries are in Africa or the
(5) East.
P-A-I researcher Robert Engelman says
(6) the year 2025, about three-thousand-million people
(7) lack water. At least 18 more countries are
(8) to have severe water problems. The demand
(9) water keeps increasing. Yet the amount of water on Earth
(10) the same.
Mr. Engelman says the population in countries that lack water is
(11) faster than in other parts of the world. He says
(12) growth in these countries w
[判断题]智能柱上开关一般有开关本体、智能控制器(FTU)、电压互感器(PT)组成。
A.正确
B.错误
[判断题]状态牌包括:运行牌、备用牌、检修牌、停用牌及阀门“开、关”状态牌5种
A.正确
B.错误
[单选题]水泵实际应用中,由于动能转化为压能过程中( ),所以动扬程在水泵总扬程中所占的百分比越小,泵壳内水力损失越小,水泵效率越高。
A.由于操作管理不当
B.伴随有能量损失
C.时而电压不稳定
D.由于工作环境不同
[多选题]乘坐机动车时不得将( )、( )、( )、( )伸出车外。
A.头
B.手
C.脚
D.身体其他部位
[单选题]【单选题】不在单位驻地的消防救援人员,直系亲属可来队探亲,通常在单位招待所或者家属临时来队住房留住,留住时间:配偶一般不超过( )日,其他直系亲属一般不超过( )日。
A.30、10
B.45、10
C.30、15
D.45、15
[不定项选择题]A.面
A.皮毛
B.发
C.唇
D.爪
E.心在华为
[判断题]人民警察遇有正在实施严重暴力犯罪行为的紧急情形时可以使用警械。
A.正确
B.错误
[单项选择]在MMPI及MMPI-2一般的解释过程中,应该首先分析的是( )。
A. 效度量表
B. 临床量表
C. I勾容量表
D. 附加量表
[判断题]消防员参加灭火战斗时,应根据火场危害程度,严格按照防护等级要求采取防护措施。通常情况下,必须着消防员灭火防护服、靴,佩戴消防头盔、灭火防护头套、消防手套、消防腰带、应急逃生自救安全绳、呼救器、方位灯、照明灯等基本防护装备,携带空(氧)气呼吸器,根据要求佩戴通信设备并保持通信畅通。 ( )
A.正确
B.错误
[多项选择]我国石油石化行业的重点是系统节水改造,回收工艺( )。
A. 冷凝水
B. 蒸汽凝结水
C. 热化水
D. 废水
E. 氧气水
[单选题]电缆井、电缆隧道内作业过程中应用气体检测仪检查井内或隧道内的()是否超标,并做好记录。
A.易燃易爆及有毒气体的含量
B.易燃易爆气体的含量
C.有毒气体的含量
D.一氧化碳含量
E.略
F.略
[单项选择]People have wondered for a long time how their personalities and behaviors are formed. It is not easy to explain why one person is intelligent and another is not,or why one is (62) and another ’is competitive.
Social scientists are, of course, extremely interested in these types of questions. They want to explain why we possess certain characteristics and (63) certain behaviors. There are no clear answers yet, but two (64) schools of thought on the matter have (65) . As one might expect, the two (66) are very different from one another, and there is a great deal of (67) between proponents (支持者) of each theory. The controversy is often (68) to as "nature vs nurture".
Those who support the "nature" side of the conflict believe that our personalities and behavior patterns are (69) determined by biological and (70) factors. That our environment has (71) , if anything, to do with
A. where
B. that
C. which
D. how
[判断题]从事建设工程勘察、设计的单位应当依法取得相应等级的资质证书,并在其资质等级许可的范围内承揽工程。
A.正确
B.错误
[单选题]发生严重故障时,故障点温度剧增产生的大量气体迫使变压器油从油箱经过管道冲向油枕,气体继电器感受到的油速达到动作门槛时,()动作。
A.后备保护
B.轻瓦斯保护
C.重瓦斯保护
D.差动保护
[单项选择]光前置放大器对()没有太大的要求
A. 噪声系数
B. 增益
C. 输出功率
D. 色散