阑尾炎术后的并发症包括

A．切口感染

B．腹腔内出血

C．腹腔脓肿

D．粪瘘

E．粘连性肠梗阻

University students who take out a loan to pay for their studies may be seriously      when they graduate.

A．in debt

B．in luck

C．in need

D．in doubt