Our farm is ________ Bill's. [ ]

A. twice bigger than  

B. twice as bigger as

C. bigger twice than  

D. twice the size

容易伴发代谢性酸中毒的病情是（）

A.长期静脉滴注葡萄糖

B.食管梗阻

C.幽门梗阻

D.急性阑尾炎

E.弥漫性腹膜炎