As wholesalers(批发商) we are ____ to handle large quantities.

A. of a position                

B. in the position   

C. at a position                

D. in a position

用于痰火郁结所致的绿风内障的主方是（）

A.加味修肝散

B. * * 定痛丸

C.石决明散

D.清气化痰丸

E.平肝清火汤