既能治疗血虚诸证,又能用于女子月经不调、经闭、痛经的药物是()
A.桃仁
B.红花
C.当归
D.白芍
E.何首乌
参考答案:C
I’m sorry to have kept you ______ for almost two hours. [ ]
A. wait
B. to wait
C. waiting
D. waited
有增加胞液Ca2+水平作用的是
A.cGMPB.cAMPC.CaMD.DAGE.IP3