糖尿病酮症酸中毒患者经注射胰岛素及静滴生理盐水后,血糖降低,失水纠正,尿量增多,此时最应注意防止()。
A.低钠血症
B.低钾血症
C.低钙血症
D.低血糖
E.低血压
参考答案:B
企业所得税的计算原则是什么?
After numerous experiments, some doctors have made a ________ in the treatment of cancer. [ ]
A. breakdown
B. breakup
C. breakthrough
D. breakout