He has been dead for many years.为什么用dead?此处不是该用动词吗?此句动词是什么呀?

He has been dead for many years.为什么用dead?此处不是该用动词吗?此句动词是什么呀? His father has been dead for two years为什么用been?been不是表被动吗? My grandfather has been dead for many years.这句话为什么用has been的 为什么是he has been dead for 10 years而不是he has dead for 10 years He has been dead for three years The hero has been dead for two years.为什么用dead ?而不用died ? His father has been dead for ten years.瞬间动词后不可接一段时间的吗? Mr.Green has been dead for ten years为什么要用has been daed He 【has been dead】谓语【 for 3 years】状语 He has been now dead for many years这个句子中为什么要加now?now在这里有含义吗? the man has been dead for many years.为什么不用用died 动词时态问题,动词是die,为什么句中用have died,不是have been dead