闭经的不孕患者进行内分泌检查时,下列哪项不必要()
A.FSH(卵泡刺激素)
B.LH(黄体生成素)
C.HCG(绒毛膜促性腺激素)
D.E2(雌二醇)
E.P(孕酮)
参考答案:C
Of all _____ reasons for my failure, my lack of experience is _____ key one. [ ]
A. the ; /
B. / ; /
C. a ; a
D. the ; a
甘草具有的功效是
A.补气燥湿
B.益气养阴
C.生津养血
D.托毒生肌
E.润肺止咳