We would have avoided that terrible accident,        Jack, the driver,       too much that night.

A．but; had drank

B．but; drank

C．so; was drinking

D．yet ; was drunk

根据统计学原理计算要达到试验预期目的所需的病例数是属于（）

A．最高人民法院 

B．高级人民法院 

C．中级人民法院 

D．基层人民法院 

E．被告