Friendship is very importance. Everyone needs friendship. In all our lives we can’t live without friendship just as we can’t live without air and water. Friendship makes us getting on well with one another to go ahead under different kind of difficulties in the front of us. But real friendship is no easy to come by. True friendship must be sincerely and be based on understand each other but not on benefits of each other. A good friend can always be a good teacher to us. By his advices we are persuading to go the right way. Therefore more friends we have, the better we can improve ourselves.

患者女，65岁，因“声音嘶哑、鼻塞伴呼吸困难1个月”来诊。患者于1个月前无明显诱因出现声音嘶哑，咽痛，气急、气喘，咳嗽等症状，遂就诊于我院门诊，考虑急性喉炎。给予抗生素治疗，病情稍有好转。3天前，患者声音嘶哑、气急、气喘等症状再次发作，且出现咳暗红色血痰3次，再次就诊于我院门诊。

提示查体：眼结膜充血，口干明显，咽部充血，两肺可闻喘鸣。血常规：血红蛋白85g/L，白细胞4.2×10⁹/L、血小板320×10⁹/L；尿常规（-），生化（-），红细胞沉降率56mm/1h；肿瘤7项：无异常。应尽快做的处理包括（）

A.吸氧

B.静脉应用垂体后叶激素

C.快速大量补液

D.静脉应用抗感染药

E.静脉应用氨茶碱

F.静脉应用地塞米松

G.输血