女，53岁，剧烈腹痛4d，查体：T39.8℃，右上腹可扪及肿块，触痛明显，Murphy征(+)，血清胆红素50μmol/L，血白细胞数20×10⁹/L，中性粒细胞0.90，最可能的诊断是

A．急性胰腺炎

B．胆总管结石，合并化脓性胆管炎

C．肝脓肿

D．胆道蛔虫症

E．急性胆囊炎

——You missed a good chance .

——Yes , I          that job when it was offered .

A．should take

B．should have taken

C．must have taken

D．would take