与胎儿胎盘功能关系密切的激素是()。
A.胎盘生乳素
B.孕酮
C.雌酮
D.雌二醇
E.雌三醇
参考答案:E
六(1)班有女生27人,男生23人,男生人数占全班人数的______%.
Why is he not allowed to stay here? _______, it’s his home.
A.In all
B.After all
C.In other words
D.To be frank