患者女，18岁，低热盗汗，腰痛2个月，右髂窝出现肿块，B超检查为液性，右髋关节屈曲活动受限，诊断考虑为（）

A.椎体转移瘤

B.盆腔肿瘤

C.腰椎结核

D.膝关节结核

E.髋关节结核

There was a long queue for coffee. Having waited for 10 minutes, we ____ gave up.

A．absolutely

B．actually

C．eventually

D．occasionally