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【单选题】
冬季老人使用热水袋时,错误做法是( )A.
每次使用之前均检查热水袋的密封性能
B.
放置时在热水袋外套上防护布袋
C.
热水袋紧挨老人肢体放置
D.
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皮皮学刷刷变学霸
举一反三
【简答题】毛果芸香碱拮抗剂是 ,异丙肾上腺素拮抗剂是 。
【简答题】substantial annual assemble react furnish distinction contract apparent manificent
【单选题】关于溶血反应的原因以下哪项是错误的（）
A.
误输了ABO血型不合的血液引起
B.
Rh血型不合或A亚型不合也可引起
C.
输入了有缺陷的红细胞
D.
病人体内存在IgA水平低下或检出IgA抗体
E.
受血者患有自身免疫性贫血
【单选题】Which of the following statements is true about scarcity?
A.
Scarcity is our inability to satisfy all of our wants.
B.
Scarcity problem arises because our wants are greater than resources available.
C.
The poor and the rich both face scarcity.
D.
All of the above.
【简答题】A．shortage B．lack C．deficiency D．scarcity
【简答题】substantial annual assemble react furnish distinction contract apparent manificent
【简答题】substantial annual assemble react furnish distinction contract apparent manificent
【单选题】Which of the following statements is true about scarcity?
A.
Scarcity refers to the situation in which unlimited wants exceed limited resources .
B.
Scarcity is not a problem for the wealthy.
C.
Scarcity is only a problem when a country has too large population.
D.
Scarcity arises when there is a wide disparity in income distribution.
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