However weak we are, we can still do something against the powerful nature so long as we are

_________ prepared.   [ ]

A. specially    

B. adequately

C. physically

D. equally

肥厚型梗阻性心肌病的药物治疗，首选（）

A.硝苯地平

B.硝酸异山梨酯

C.β受体阻滞剂或维拉帕米、地尔硫

D.硝普钠

E.地高辛