输卵管通液术的适应证()
A.不孕症,疑有输卵管堵塞
B.评价输卵管再通术的效果
C.了解宫腔形态
D.了解宫口是否松弛
E.疏通输卵管黏膜轻度炎症
参考答案:A, B, E
He has behaved in the most extraordinary way recently, wonder what can ____ his actions. [ ]
A. answer for
B. wish for
C. ask for
D. account for
若信用卡持卡人对账单中的交易存在疑问,该怎么办?