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【单选题】
金黄色葡萄球菌肺炎的治疗应首选A.
青霉素
B.
耐青霉素酶的β-内酰胺类抗生素
C.
广谱半合成青霉素
D.
氨脲类青霉素
E.
大环内酯类抗生素
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皮皮学刷刷变学霸
举一反三
【单选题】Why cannot the Inmarsat satellites cover the polar regions?
A.
The shipping in polar regions is infrequent.
B.
It is not necessary for communication in polar regions.
C.
The Cospas-Sarsat system iS used in polar system.
D.
Line of sight communication to Inmarsat satellite cannot be established in polar regions
【简答题】A．苯巴比妥 B．苯妥英钠 C．阿普唑仑 D．卡马西平 E．地西泮 在代谢过程中，具有“饱和药代动力学”特点 A． B． C． D． E．
【单选题】Why is the average cost of childcare in Mississippi much lower than in Massachusetts?
A.
The overall quality of service is not as good.
B.
Payments for caregivers there are not as high.
C.
Living expenses there are comparatively low.
D.
Each teacher is allowed to care for more kids.
【简答题】Why is Mr. Hughes asked to arrive on time for the ceremony? For the organizers to find him ____
【简答题】将我们的白酒标价过高是有危险的，因为现在世界上许多国家都在生产优质白酒。( )
【简答题】听以下长听力两遍,回答三个问题
【单选题】A study published in the New England journal of Medicine estimated that there are an average of 30 in-flight medical emergencies on U.S. flights every day. Most of them are not grave; fainting, dizzin...
A.
13%
B.
46%
C.
18%
D.
6%
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