参与排卵的激素有
A．FSH
B．LH
C．GnRH
D．孕酮
E．前列腺素
参考答案：A, B, C, D, E
The cause he had devoted himself to __________a perfect success.
A．proving
B．proved
C．was proved
D．has been proved
正常骨髓造血功能受抑制表现（）
A.发热
B.出血
C.失血
D.溶血
E.贫血
