未知题型 支气管肺炎常见病原体是A. 腺病毒B. 金黄色葡萄球菌C. 呼吸道合胞病毒###SXB#

未知题型 A．The woman paid only $ 120 on her books.B．Joanna saved a lot of money on textbooks.C．The man doesn't think textbooks are expensive.D．Many students find useful books in the bookstore.

未知题型 患者，女，23岁。1个月前感冒后心悸，胸闷，乏力，食欲缺乏，低热盗汗。查体:心界不大，心音低，心率快，心律不齐。心电图示:室性期前收缩，短暂阵发性室速。该患者可能的诊断是