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【单选题】
患者男,76岁。因慢性阻塞性肺气肿入院。护士发现患者有明显的呼吸困难及口唇发绀。血气分析PaO 2 20mmHg,SaO 2 55%,该患者缺氧程度为A.
重度缺氧
B.
中度缺氧
C.
极重度缺氧
D.
极轻度缺氧
E.
轻度缺氧
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举一反三
【单选题】听力原文：Professor Lawrence is going to retire, but she is still going to lead a graduate seminar each semester. What's tree about Professor Lawrence?
A.
She has found a new job at another university.
B.
She has become the head of the graduate school.
C.
She will continue to work part-time.
【简答题】It is (doubt) __________ whether she will be admitted to graduate school.
【单选题】( )是指物流的若干功能要素之间存在着损益矛盾,即某一功能要素的优化和利益发生的同时,必然会存在另一个或几个功能要素的利益损失,反之亦是如此。
A.
黑大陆学说
B.
物流成本冰山
C.
第三利润源
D.
效益背反理论
【单选题】()是指物流的若干功能要素之间存在损益矛盾,即某一功能要素的优化和利益发生的同时,必然会存在另一个或几个功能要素的利益损失,反之也是如此。
A.
黑大陆学说
B.
物流成本冰山说
C.
第三利润源
D.
效益背反理论
【简答题】A．She was a woman. B．She wrote too many letters. C．She couldn't graduate from medical school. D．She couldn't establish her hospital.
【简答题】A．She will graduate soon. B．She will find a job soon. C．She will hand in her essay soon. D．She will go to Dr. Ellis' office soon.
【单选题】穿着葱绿遍地锦棉袍,绿色的衣服衬着白脸,恋爱后穿着苹果绿的乔琪纱旗袍,苹果绿的鸵鸟斗篷,洋溢着那么可贵的青春活力和发自内心的甜蜜。这里写的是( )的服饰。
A.
愫细
B.
葛薇龙
C.
长安
D.
曼桢
【简答题】A．She's a graduate student. B．She works at the library. C．She's a model. D．She teaches art.
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