治疗绝经后骨质疏松症用（）
A.雌激素
B.维生素D及其活性代谢产物
C.降钙素
D.双磷酸盐
E.氟化物
参考答案：A
—Who is the girl in the picture?
—Haha! It's me! The picture _____ ten years ago. [ ]
A. took
B. is taken
C. was taken
D. has taken
服用寒凉药后可产生如下结果（）
A.减少饮水量
B.升高血压
C.抑制交感-肾上腺功能
D.降低体温
E.抑制性腺功能
