23. ________the warning message, more deaths would have been caused in the flood according to the report from Xinjiang.

A．Regardless of

B．In spite of

C．But for

D．Thanks to

房颤病人用洋地黄转复窦律，出现心动过缓、消化道症状，治疗措施应该是（）。

A.减少注射氯化钾

B.继续应用洋地黄治疗

C.同步直流电复律

D.减少洋地黄用量

E.停用洋地黄