Question

His grandfather ________ for 3 years． [　　] A． has died B． has dead C． died D． has been dead

Answer 1

答案：D
解析：

句中出现“for＋一段时间”要用现在完成时，并且与for连用的动词必须是延续性动词，die的相应延续性动词表达为be dead。故选D。