I don’t know if he  ______ here tomorrow. If he  _______ , I will tell you.

A．comes; comes

B．will come; will come

C．will come; comes

D．comes; will come

直流电药物离子导入疗法中，由阳极导入的常用药物离子不包括（）

A.锌

B.钙

C.透明质酸酶

D.酸性药物

E.碱性药物