女，8个月，咳喘3天，近1天症状加重，查体，呼吸70/rain，口周发绀，心率 180/min，心音迟钝，双肺密集细湿啰音，肝于右肋下3cm。

最可能的诊断是( )

A．上呼吸道炎

B．支气管炎

C．支气管哮喘

D．支气管肺炎

E．脓胸

According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent（）.

A.accumulation of carbon dioxide gas that chokes the battery

B.accumulation of explosive and toxic gases the battery can generate

C.mildew or dry rot in the battery box

D.battery failure including battery case meltdown caused by excessive heat