jack has been dead for three years为什么用被动jack已经被死了三年?

jack has been dead for three years为什么用被动jack已经被死了三年? Jack‘s grandmother ___for more than twenty years.A has dead B has been died C has been died 为什么是has been dead不是has dead a jack has been unplugged has been died 与has been dead的区别.. Love has been dead什么意思 How long has your grandmother___?a.died b.has been died c.dead d.been dead has died,died、has been dead都怎么用? how long has the old man________?A.died B.dead C.been dead D.been died He has dead.这种表达对么?与He has been dead的区别是什么? The old man --------for three years A is dead B has died C has been died D has been dead My grandma ___for half ayear.A.has been dead B.was dead C.has dead ada.died Her mother _____for two yearsA.has died B.diedC.has been died D.has been dead He 【has been dead】谓语【 for 3 years】状语 The fact that he has been dead is clear. he has been dead for a day 是什么时态的? The old man has been dead for three years The old man has been dead since three years ago.区别 The lamb has been dead for quite some timeThe lamb has been dead for quite some time 翻译