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【单选题】
下列哪项不符合异丙醇试验A.
试剂pH为7.2
B.
异丙醇浓度为17%
C.
血红蛋白液应新鲜
D.
每次试验应做正常对照
E.
正常人呈阴性
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反馈参考答案：
举一反三
【单选题】Unemployment insurance increases the amount of frictional unemployment by:
A.
making workers more frantic in their search for new jobs.
B.
inducing workers to accept the first job offer that they receive.
C.
making employers more reluctant to lay off workers
D.
softening the economic hardship of unemployment.
【单选题】The natural unemployment rate
A.
falls with an increase in cyclical unemployment.
B.
rises with an increase in structural unemployment.
C.
rises with an increase in cyclical unemployment.
D.
rises with a decrease in frictional unemployment.
【简答题】水位观测的常用设备有 和 两类
【简答题】The social costs of unemployment go far beyond the welfare and unemployment payments made the government. Unemployment increases the chances of divorce, child abuse, and alcoholism, a new federal surv...
【多选题】摄影创作中要达到多样统一，需要处理好以下关系{多选}。
A.
拍摄对象在主题中统一；
B.
通过组合获得画面的统一感；
C.
一切局部都从属于整体，局部的魅力在整体中显示出来；
D.
可以在整体中保持了局部的相对独立性；
【单选题】脑疝的急救与护理措施, 错误 的是
A.
20%甘露醇250ml,静脉输注
B.
保持呼吸道通畅并给氧
C.
密切观察病情
D.
做好紧急手术的准备
E.
躁动时给哌替啶
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