— You watched the film yesterday, didn't you?

— Yes,  _____ I missed the beginning. [ ]

A. so

B. and

C. but

D. then

（139-141题共用题干）24岁女性，停经58天，13天前行人工流产吸宫术。术后持续 * * 流血。

初步考虑的诊断是

A．子宫穿孔

B．吸宫不全

C．子宫内膜炎

D．子宫复旧不良

E．漏吸