As is known to all,         People’ s Republic of China is       biggest developing country in the world.

A．the ; 不填

B．不填 ；the

C．the ；the

D．不填；不填

功能通便解毒，退黄，止咳的药是

A．大黄
B．栀子
C．郁金
D．虎杖
E．牛膝