English is considered as a(n)__________ language,and it is no surprise that there are so many people in

the world learning English.[ ]

A．universal        

B．logical

C．artificial  

D．regular

坏疽性阑尾炎出现寒战、高热、黄疸，要想到可能并发有（）。

A.膈下脓肿

B.门静脉炎

C.肝脓肿

D.盆腔脓肿

E.急性胆管炎