I'm feeling much better now so you ______ call the doctor. [ ]

A. couldn't

B. wouldn't

C. can't

D. needn't

腹大胀满，青筋暴露，面色晦暗，唇紫，口干而燥，心烦失眠，时或鼻衄，牙龈出血，尿少，舌质红少津，苔少或光剥，脉弦细数，宜选方（）

A.沙参麦冬汤

B.六味地黄丸

C.杞菊地黄丸

D.一贯煎

E.知柏地黄丸