一年轻女性,闭经2年,雌、孕激素序贯试验阳性,测血FSH>40U/L,最可能属哪种闭经()
A.子宫性
B.卵巢性
C.垂体性
D.下丘脑性
E.功能失调性
参考答案:B
— The scarf is nice, but the price is a little bit high.
— _______, but if you want good quality, you have to pay more.
A.No wonder
B.No doubt
C.No offence
D.No problem
简述《 * * 党宣言》中的伦理思想。