单项选择题
患者,女性,34岁,患乙肝3年余,下列乙肝病毒标记物检查结果中,提示病毒复制活跃的是 A.HBsAg(+),HBeAg(-),抗-HBc(+)B.HBsAg(+),HBeAg(-),抗-Hbe(+)C.HBsAg(+),HBeAg(+)D.抗-HBc(+)E.抗-HBs(+)
问答题 (Fill in the blank)Write the express of Helmholtz Free energy. [填空1]
单项选择题 Cheryl has opening net assets of 78,500. During the year she introduced capital of 5,000 in drawings. What is her profit for the year?
单项选择题 下列环烷烃中,结构最稳定的是 A、 B、 C、 D、