Over 30,000 people ________ in the huge earthquake that occurred in India. [ ]

A. have killed  

B. were killed

C. killed  

D. are killed

关于消化道各部分吸收功能的叙述，错误的是（）

A.小肠是吸收的主要部位

B.口腔和食管基本无吸收功能

C.胃可吸收乙醇、少量水分

D.大肠主要吸收水分和盐类

E.大部分营养物质在回肠吸收