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【单选题】
注射液中加入硫酸钠的作用是A.
抑菌剂
B.
抗氧剂
C.
止痛剂
D.
乳化剂
E.
等渗调节剂
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举一反三
【单选题】下列哪个选项不是特级护理的内容( )
A.
维持生命，实施抢救性治疗的重症监护患者
B.
各种复杂或大手术后、严重创伤或大面积烧伤的患者
C.
自理能力重度依赖的患者
D.
病情危重，随时可能发生病情变化需要进行监护、抢救的患者
【多选题】下列哪个选项是特级护理的内容( )
A.
维持生命，实施抢救性治疗的重症监护患者；
B.
生活完全不能自理且病情不稳定的患者
C.
各种复杂或大手术后、严重创伤或大面积烧伤的患者；
D.
病情危重，随时可能发生病情变化需要进行监护、抢救的患者;
E.
实施连续性肾脏替代治疗，且需要严密监测生命体征的患者。
【单选题】Double-blind experiments are used to make sure that _________.
A.
the participants will continue taking the treatment
B.
the participants won't tell the researchers which treatment they think they are taking
C.
the researchers will always give the best treatment to participants
D.
the researchers won't accidentally give hints to participants about which treatment they are getting
【单选题】Experiments are the most powerful way to gain knowledge because they have the ability to _______.
A.
prove theories are true
B.
contrast
C.
establish causation
D.
provde rich datasets
【单选题】Experiments are being made in California to ______ computer chips, sensors on highways to alert cars to traffic jams.
A.
sale
B.
buy
C.
mount
D.
check
【单选题】What should be done when you are ready to end a business phone call?
A.
Ask for the person you want to speak with.
B.
Summarize the talk and review the major points.
C.
Let the caller complete his or her sentence.
【简答题】阅读下文，从各小题所给的四个选项中选出能回答所提问题或完成所给句子的最佳答案。 When you want to find some information, do you first think of the Internet? Now, more and more students are using the Internet instead of using books. But we ca...
【单选题】下列哪个选项不是特级护理的内容()
A.
维持生命,实施抢救性治疗的重症监护患者;
B.
自理能力重度依赖的患者;
C.
各种复杂或大手术后、严重创伤或大面积烧伤的患者;
D.
病情危重,随时可能发生病情变化需要进行监护、抢救的患者;
E.
各种复杂或者新开展的大手术后的患者;
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