Tom's grandfather( ) for two years.

问题描述:

Tom's grandfather( ) for two years.
A.died B.has been dead C.has been death D.had died
说明理由!

选B
A是表示瞬间动作,无法和for two years连用
B完成时表持续状态,正确
C里death是名词,无法做完成式,用法错误
D里die是瞬间动词,这样的完成时表示“一直死”,意思错误.比如had worked就表示“一直工作”,work就是持续动词.