---Would you please tell me the way to the Pacific Hotel? 

---Go______ the post office, and you will find it on the left.

A．pass

B．past

C．to pass

D．passed

女，65岁。2个月前始觉下肢乏力，逐渐不能任地，头晕耳鸣，口舌干燥，腰膝酸软，舌红少苔，脉沉细数。应选何方治疗（）

A.大补阴丸

B.虎潜丸

C.知柏地黄丸

D.左归饮

E.左归丸