下列哪些疾病可致带下过少（）
A.手术切除卵巢后
B.老年性 * * 炎
C.慢性盆腔炎
D.卵巢功能早衰
E.席汉综合征
参考答案：A, D, E
What on earth did you tell her? The_____on her face suggested that she was very angry.
A．impression
B．sight
C．appearance
D．expression
政府应当是公 * * 品和服务的唯一提供者。( )
