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【单选题】
患者女50岁,频繁呕吐5天,不能进食,出现脱水、低血钾,补液时家属心切,私自将补液速度加快,患者出现不适,此时治疗用A.
硫酸镁
B.
氯化钠
C.
碳酸氢钠
D.
乳酸钠
E.
葡萄糖酸钙
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【简答题】如图，要测量河两岸相对的两点 ， 的距离，可以在 的垂线 上取两点 ，使 ，再定出 的垂线 ，使 在一条直线上，这时测得的 的长就是 的长，为什么？
【判断题】In different situations, the question “Why don’t you close the door?” has different meanings. When a student just came into the classroom and left the door open. The teacher says this to the student. ...
A.
正确
B.
错误
【简答题】已知等差数列的通项为 ,则第5项与第6项之和为 .
【单选题】体育课上，老师测量某同学的跳远成绩的依据是 （ ）
A.
经过直线外一点，有且只有一条直线与这条直线平行
B.
两点之间线段最短
C.
垂线段最短
D.
两点之间确定一条直线
【简答题】等级导线测量中,如果有N个未知点,这需要观测()个水平角和( )条边长
【单选题】在实际测量中，根据角度测量原理，竖轴必须处于铅垂位置，而 当仪器轴线的几何关系正确时，这个条件满足的主要前题是()。
A.
垂球线所悬挂垂球对准地面点
B.
水准盒气泡居中
C.
光学对中器对准地面点
D.
水准管气泡居中
【单选题】In different situations, the question “Why don’t you close the door?” has different meanings. When a husband always leaves the bathroom door open after he uses it, his wife is saying the sentence to h...
A.
a real question
B.
a command
C.
a complaint
D.
None of the above
【单选题】Which of the following statements is the answer to the question “Why the bias” (Para. 5)?
A.
People find male voices are too bossy to offer any help.
B.
Male voices and female voices carry different levels of authority.
C.
Female voices are understood as a mixture of both assistance and independence.
【简答题】阅读下面的材料，然后根据材料内容回答所提问题。 Paris is the capital of France. Its subway (地铁) is also very special. You can enjoy its culture when you are in this city. First you can see many people reading books in the su...
【单选题】The question is why all the technologic gadgetry has failed make a dent in the amount of business travel?
A.
a hollow area in a surface
B.
a reduction
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