—He got the first prize in a National Contest of Popular Music.

—Oh. That’s what he _____ for years.

A．had been expecting

B．has expected

C．expected

D．has been expecting

一位成年男性病人因胆囊结石、胆囊炎，行腹腔镜胆囊切除术，术后恢复正常饮食。术后第4天，患者突然出现全腹疼痛、恶心、低热。白细胞数升高。X线腹平片显示肠梗阻征象。

第一考虑与手术有关的为（）.

A.胆总管损伤

B.胆囊管钛夹脱落

C.小肠穿刺损伤

D.小肠电热损伤

E.肝损伤