孕妇尿中与胎儿胎盘功能关系密切的激素是( )
A．睾酮
B．雌二醇
C．孕酮
D．雌三醇
E．雌酮
参考答案：D
—Why didn't you open the door for me. I have waited for 10 minutes?
—I ______ in the bathroom then. [ ]
A. took a shower
B. was taking a shower
C. slept
D. was sleeping
硬膜外血肿的好发部位是
A．额顶部
B．枕顶部
C．颞部
D．矢状窦旁
E．额极部
