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【单选题】
,50岁,因意外坠楼造成下肢骨折急诊人院手术。同时,因其呼吸道阻塞进行气管切开使用人工呼吸机。术后,病人回到病室。所在病房温度和湿度应分别调节为
A.
16~18℃.30%~40%
B.
20~ 22℃.40%~ 50%
C.
18~ 22℃.50%~ 60%
D.
22~24℃.40%~50%
E.
24~ 26℃.50%~ 60%
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Consumers should buy organic foods if they can afford.
B.
Natural foods should be advocated widely because they are both safe and nutritious.
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its consumers can buy better product at lower price
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boom is expected by all countries under all situations
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the economy of a country needs both boom and bust
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