属于钠通道阻滞剂的药物是
A．氯贝丁酯B．尼群地平C．胺碘D．普鲁卡因胺E．普萘洛尔
参考答案：D
CO2气体保护焊有哪些工艺参数
I am not ______ up late.
A．accustomed staying
B．accustomed to staying
C．used to stay
D．addicted to stay
