The task was very tough, but we managed to solve it ______.

A．anyhow

B．anyway

C．somehow

D．somewhat

血吸虫病病原治疗首选的药物是（）。

A.利福平

B.酒石酸锑钾

C.葡萄酸锑钠

D.吡喹醛

E.依米丁