孕激素可以治疗哪种闭经患者（）
A.子宫内膜高度萎缩
B.结核性子宫内膜炎
C.子宫内膜已经受雌激素影响
D.卵巢功能早衰
E.幼稚型子宫
参考答案：C
The number of people invited _____ fifty, but a number of them ____ absent for different reasons. [ ]
A. were; was
B. was; was
C. was; were
D. were; were
—Do you know will teach us English?
—Miss Wang
A what B who C where D which
