毛细支气管炎最常见的病原体是（）

A.呼吸道合胞病毒

B.腺病毒

C.鼻病毒

D.肠道病毒

E.副流感病毒

the goods which have entered the territory,approved by the Customs as items for which no formalities are performed in the way of duty payment,and will be reshipped out of the territory after being stored,processed or assembled in the territory are defined as （）

A.bonded，goods

B.Through，goods

C.Transshipment，goods

D.Transit，goods