阑尾炎行阑尾切除术，术后最常见的并发症是

A．腹膜炎或腹腔脓肿

B．出血

C．粪瘘

D．阑尾残株炎

E．伤口感染

After a long journey across the whole country from north to south, they found themselves ________ as well as their clothes. [ ]

A. picked out  

B. called out

C. caught out  

D. worn out