when did the old man die?in 2010.he ___ for nearly three years 1.died 2.has died 3.has been dead

题目

when did the old man die?in 2010.he ___ for nearly three years 1.died 2.has died 3.has been dead

答案

答案：has been dead
“for nearly three years” 是for+段时间,用现在完成时.