D
Not long ago a California policeman stopped a driver for failing to stop at a red light. Asked his name, the driver said," Safety First. "Of course, the policeman did not believe the man. He thought the driver had been drinking. But the man was telling the truth. Safety First was his real name. Thousands of babies are given strange names each year,and many women acquire(获得) strange names through marriage. When Miss Nova Warrick married, she became Nova Cain.
There’s a Katz Meow in Washington D. C. and a Mr. Ache Payne in Illinois. Mr. Darling Dear resides(居住)in Wisconsin. A New York music teacher is named Love Sweetheart. Fish Hook lives in Illinois. Orange Vanilla Lemon resides in Idaho. But perhaps the strangest name of all is that of a Georgia man-W·5/Sths Smith.
对于某一护士,所使用的强化手段尽量不变
实施负强化能收到迅速、有效的结果,护士条可以经常采用
尽量使用内部强化的手段
给予下属正强化要及时
{{B}}How Sled Dogs Work{{/B}} They’re physical wonders-able to endure extreme conditions for extensive periods of time while running fast and pulling more than their own weight. Sled (雪橇) dogs have been around for generations, and today they remain a large part of a dog driver’s life. In Arctic (北极的) regions, some 35 000 years ago, Eskimos’ dogs bred with wolves and other dogs. Their offspring were well-adapted to the cold and snow. There’s no saying exactly when someone thought to have dogs pull sleds, but it was well before 1000 B. C. that dog sleds provided a means of transportation and a way to haul goods. In recent years, people looking for unique outings have gone on recreational trips with sled dogs. A number of companies market tourist treks via dog sled for adventure travelers. Dogsl [单选题]起重机开车前,无人接近起重机时,不需鸣铃或报警。
A.正确 B.错误 [单项选择]在windows98中,资源管理器的文件组织结构是一种()。
A. 层次结构 B. 树型结构 C. 网状结构 D. 线型结构 [单选题]228.创业担保贷款的借款人不能按期足额偿还贷款时,贷款行可直接从担保机构担保基金账户中扣划借款人所欠()等。
A.贷款利息 B.贷款本金 C.贷款.利息及罚息等 D.利息及罚息及其他费用等 [单项选择]下列选项中不属于植物定居的是 ( )
A. 生长 B. 发芽 C. 繁殖 D. 腐烂 [单项选择]胃脘疼痛,如针刺,似刃割,痛有定处,按之痛甚,痛时持久,小食后加剧,入夜尤甚,舌质紫黯或有瘀斑,脉涩。治方应首选
A. 血府逐瘀汤 B. 桃红四物汤 C. 桃仁红花煎 D. 芍药甘草汤 E. 失笑散合丹参饮加减 [单选题]与保护线( ),临近铁路营业线作业时,牵引供电设备可不停电,但须按照铁路营业线施工安全管理有关规定执行。
A.1m以外 B.1m及其以外 C.2m以外 D.2m及其以外 [单选题]送电合闸操作应按照( )的顺序进行。
A.断路器(开关)—电源侧隔离开关(刀闸)—负荷侧隔离开关(刀闸) B.断路器(开关)—负荷侧隔离开关(刀闸)—电源侧隔离开关(刀闸) C.负荷侧隔离开关(刀闸)—电源侧隔离开关(刀闸)—断路器(开关) D.电源侧隔离开关(刀闸)—负荷侧隔离开关(刀闸)—断路器(开关) [简答题]急性化脓性腹膜炎手术放置引流管的指征有哪些?
[单项选择]CA6140型车床尾座套筒是莫氏( )圆锥。
A. 4号 B. 5号 C. 6号 D. 2号 [单项选择]在急诊室诊断急性肺栓塞最有价值的是()
A. X线胸片 B. 胸部CT C. 增强CT D. D-二聚体 E. 彩色多普勒心脏超声 [单选题]下列不是双轮异向切割锯发生火花原因的是( )。难
A.走刀太小 B.走刀太高 C.锯齿钝化 D.锯齿损坏/断掉 [单选题]严格执行制度,使用和管理印章人员不得同时使用或保管相关的单证。( )
A.专人保管 B.印证分离 C.入库保管 D.定期轮岗 [单项选择]巨舌症是指舌的()
A. 毛细血管及海绵混合型血管瘤 B. 海绵型血管瘤 C. 毛细血管型淋巴管瘤 D. 毛细管型淋巴管合并血管瘤 E. 海绵型合并毛细管型淋巴管瘤 [单项选择]黄癣又名()
A. 白秃疮 B. 肥疮 C. 疠风 D. 鹅掌风 E. 紫白癜风 [单选题]使用劳动防护用品的单位( )以货币或其他物品替代应当配备的劳动防护用品。
A.可以 B.不得 C.无所谓 D.随即决定 [判断题]电容滤波整流电路,当负载电阻RL开路时,电容端电压达2U2N(U2N为变压器二次绕组电压有效值)。()
[多选题]下列关于签订、履行合同失职被骗罪的说法正确的是()。
A.国有公司的主管人员如果依权限正确地履行了合同审查职责,只因对方违约而非诈骗给公司造成重大损失,不构成本罪 B.金融机构工作人员严重不负责任,造成外汇被骗购,达到数额标准的,构成本罪 C.构成本罪应以合同相对方已被法院判决构成合同诈骗罪为前提 D.国有公司的主管人员因严重不负责任在签订合同中被诈骗,但及时追回支付价款,未给国家利益带来损失的,不构成本罪 [单选题]架空输电线路采用钳压法连接导线LGJ-95/20时,钳压管两端导线宜露出(____)mm。
A. 5 B. 20 C. 50 D. 100 [判断题]驾驶大型车的驾驶人不需要系安全带。
[多选题]德育是( )的总称。
A.知识教育 B.思想教育 C.政治教育 D.道德教育 E.审美教育 [填空题]行车速度大于120km/h区段钩(护木)螺栓不允许有缺少和( )。
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