Fever is a ________of many illnesses. So I suggest you take it seriously and see a doctor as soon as possible.

A．message

B．symptom

C．label

D．clue

头面部、颈部整形手术麻醉后气道处理哪项是正确的（）

A.病人自主呼吸恢复后即可拔管

B.术后需较长时间保留气管导管的病人应选择经口插管

C.遇苏醒延迟的病人应给予肌松拮抗药、呼吸兴奋药等治疗

D.病人完全清醒后拔管

E.出现口内出血、颈部血肿压迫导致上呼吸道梗阻时应立即行气管切开