升药的功效是()。
A.清热解毒
B.杀虫止痒
C.拔毒去腐
D.敛疮生肌
E.消肿散结
参考答案:C
I like hamburgers _____. [ ]
A. a lot
B. little
C. few
D. very
简述原发性肝癌诊断要点。