能发生不当得利之债的事实是
A．养子女给其生父母的赡养费
B．收银员多找给顾客钱
C．给付因赌博而欠的钱
D．债务人清偿未到期的债务
参考答案：B
— When did you meet him?
— It was on the day ____his house was broken into. [ ]
A. that
B. which
C. when
D. in which
男，60岁，慢性支气管炎，肺气肿10年，近年来咳嗽、气促加重，体查见消瘦体型，慢性缺氧面容，胸呈桶状，阴囊匀称性肿大，咳嗽剧烈时感阴囊肿大加剧
为明确阴囊肿大的原因首选下列哪项检查（）
A.阴囊CT
B.阴囊B超
C.阴囊穿刺
D.透光试验
E.睾丸扫描
