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【单选题】
某气管异物病人有严重吸气性呼吸困难,当出现哪一体征时提示气管高度狭窄A.
鼻翼扇动
B.
口唇紫绀
C.
端坐呼吸
D.
颈静脉怒张
E.
三凹征
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反馈参考答案：
举一反三
【单选题】Why is bay seating not included?
A.
It increases the size of a survival space.
B.
It aids in evacuation procedures.
C.
It allows more passengers to fit in car.
D.
It increases the risk of injury to passengers.
【判断题】《素问•上古天真论》说：“恬惔虚无，真气从之，精神内守，病安从来。”与张介宾在《类经》中42.指出：“心为脏腑之主，而总统魂魄，并该意志，故忧动于心则肺应，思动于心则脾应，怒动于心则肝应，恐动于心则肾应，此所以五志唯心所使也”。都强调了养性调神的重要性
A.
正确
B.
错误
【简答题】地形图矢量化中按定位方式(控制点)的类型可分为:( )点定位和( )点定位。
【单选题】Why does the author mention the Massachusetts Bay Colony?
A.
It was the headquarters of the United States Lighthouse Board.
B.
Many of the tallest lighthouses were built there.
C.
The first lantern wicks were developed there.
D.
The first lighthouse in North America was built there.
【简答题】甲、乙两人各写一张贺年卡随意送给丙、丁两人中的一人，则甲、乙将贺年卡送给同一人的概率是________．
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