甲数:275×49=125,
乙数:45÷49=95,
甲、乙两数相差:125-95=35;
答:甲、乙两数相差35.
David. we _____ sugar. Could you go and buy some?
A. have been run out of B. have run out of
C have been run out D. have run out
高血钾可使洋地黄所致的心律失常加重的是()
A.快速室率心房颤动
B.室性期前收缩
C.房性心动过速
D.三度房室传导阻滞
E.室性心动过速