患者,女,26岁,闭经泌乳,X线检查蝶鞍稍增大,内分泌激素测定,下列哪项值异常增高对诊断有意义
A.HCG
B.LH
C.FSH
D.雄激素
E.PRL
参考答案:E
.Mother ______ us stories when we were young .
A.was used to tell
B.is used to telling
C.used to tell
D. used to telling
某投资者判断大豆价格将会持续上涨,因此在大豆期货市场上买入一份执行价格为650美分/式耳的看涨期权,权利金为10美分/蒲式耳。则当市场价格高于( )美分/蒲式耳时,该投资者开始获利。
A.640B.650C.660D.670