入汤剂宜后下的药物是
A.附子
B.肉桂
C.干姜
D.吴茱萸
E.小茴香
参考答案:B
Be ______. The young people are having classes. [ ]
A. quiet
B. quietly
C. loud
D. loudly
铁和钙均属人体需要的微量元素。