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【单选题】
下列关于光现象的说法中，正确的是 [ ]A.
在河边看到的水中的白云、都是虚像
B.
光与镜面成30°角射在平面镜上，则其反射角也是30°
C.
“海市蜃楼”是由于光的反射而形成的
D.
太阳光不能被分解为其它色光
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反馈参考答案：
举一反三
【单选题】某再生障碍性贫血患者,护士观察到患者活动后突然出现头痛、呕吐、视物模糊、意识障碍,该护士可采取的护理措施除外()
A.
平卧位
B.
按医嘱给予脱水药
C.
观察患者意识状态,瞳孔大小
D.
迅速建立静脉通路
E.
头部略低,保证脑供氧
【单选题】某再生障碍性贫血患者,护士观象到患者活动后突然出现头痛、呕吐、视物模糊、意识障碍,该护士可采取的护理措施 应排除
A.
平卧位
B.
按医嘱给予脱水药
C.
观察患者意识状态、瞳孔大小
D.
迅速建立静脉通路
E.
头部略低，保证脑供氧
【单选题】You need to design an administrative model for Exchange Server 2003. What should you？（）
A.
Create an administrative group for each office. Place each Exchange server that is managed by an office technician into that Office’s administrative group. Assign the central IT group full control over all administrative groups. Assign each office technician control over his or her office’s administrative groups
B.
Create one administrative group. Place all Exchange servers in the administrative group. Assign the central IT group full control over the administrative group. Make each office technician a member fo the local Backup Operators group on each group they manage
C.
Create an administrative group for each office. Place one Exchange server in each group. Assign the central IT group and each office technician full control over each administrative group
D.
Create one administrative group for all Exchange front-end servers. Assign each office technician control over this administrative group. Create another administrative group for all Exchange back-end servers. Assign the central IT group control over this administrative group
【判断题】The Russian Federation is divided into 85 administrative units or 'Federation Subjects'.()
A.
正确
B.
错误
【单选题】某再生障碍性贫血患者，护士观察到患者活动后突然出现头痛、呕吐、视物模糊、意识障碍，该护士可采取的护理措施应除外（ ）
A.
平卧位
B.
按医嘱给予脱水药
C.
观察患者意识状态、瞳孔大小
D.
头部略低，保证脑供氧
【单选题】某再生障碍性贫血患者,护士观察到患者活动后突然出现头痛、呕吐、视物模糊、意识障碍,该护士可采取的护理措施应不包括( )
A.
平卧位
B.
按医嘱给予脱水药
C.
观察患者意识状态、瞳孔大小
D.
迅速建立静脉通路
E.
头部略低,保证脑供氧
【单选题】which one of the following statements regarding selling and administrative budgets is most accurate?
A.
selling and administrative budgets need to be detailed in order that the key assumptions can be better understood
B.
selling and administrative budgets are fixed in nature
C.
selling and administrative budgets should be a certain percentage of sales, and should be developed using a bottom-up approach
D.
selling and administrative budgets are difficult to allocate by month and are best presented as one number for the entire year.
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