—Tom, where is your mother?

—Look, she ________ for us in the kitchen. [ ]

A. make dinner

B. has supper

C. is cooking

D. likes cooking

风湿性心脏病患者因心衰而用地高辛0.25mg，每日2次，共10天，同时并用氢氯噻嗪，出现心动过速，频发室性期前收缩，血钾3.1mmol/L，正确的处理是（）

A.停用地高辛，加用毛花苷C

B.继续服用地高辛

C.停用地高辛，加用利多卡因

D.停用地高辛，滴钾盐，静脉滴注苯妥英钠

E.停用地高辛，静脉滴注钾盐