Can't you see your problem ____?Have some patience, please.

 [ ]

A. is being discussed

B. was being discussed

C. is discussed

D. has been discussed

治热病气分高热宜用（）

A．石膏配知母

B．柴胡配黄芩

C．桅子配茵陈

D．麻黄配石膏

E．知母配黄柏