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【单选题】
男性子19岁,车祸致伤,神志模糊,咯血、口鼻均有泥沙夹血外溢,呼吸困难、烦躁不安。左侧胸部严重擦伤,肿胀,心率98次/分,血压120/90mmhg,四肢活动,左大腿中下段中度肿胀,要瘀斑和严重擦伤,此时最紧迫的抢救措施是
A.
左下肢加压包扎
B.
清除上呼吸道异物,保持呼吸道通畅
C.
输血
D.
吸氧
E.
左下肢夹板固定
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【单选题】公司总部管理人员的工资一般属于( )
A.
半变动成本
B.
混合成本
C.
变动成本
D.
固定成本
【单选题】公司总部管理人员的工资一般属于( )
A.
变动成本
B.
固定成本
C.
混合成本
D.
半变动成本
【单选题】公司总部 管理人员的工资一般属于( )
A.
固定成本
B.
混合成本
C.
半变动成本
D.
变动成本
【单选题】公司总部管理人员的工资一般属于()
A.
混合成本
B.
半变动成本
C.
固定成本
D.
变动成本
【单选题】一个非零的复数z乘以-i,则相当于 ( ).
A.
将复数z逆时针旋转
B.
将复数z顺时针旋转
C.
将复数z顺时针旋转
D.
将复数z逆时针旋转
【单选题】If a gues doesn't realize that he/she is at the wrong hotel until he/she is checked in, the receptionist should______________.
A.
lose interest in hime at once and let him go immediately.
B.
help him get to the hotel of his choice.
C.
offer him a room assuring him that the price is the same as that hotel.
D.
push him to stay in the wrong hotel.
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