. After so many days on the way, even Charles cheered up at the _____ of the food.

A．look

B．sight

C．sign

D．appearance

突起剧烈腹痛的年轻女性病人超声检查发现盆腔大量积液，首先应考虑的疾病是：①黄体破裂；②急性盆腔炎；③宫外孕破裂；④排卵期积液（）。

A.①②③

B.①③

C.②④

D.④

E.①②③④