高血压合并消化性溃疡者宜选用（）

A.甲基多巴

B.可乐定

C.肼屈嗪

D.利血平

E.胍乙啶

I tried（）the book in a few days, but actually I couldn't, just because of too much work for me.

A.finish

B.finishing

C.to have finished

D.finished