How is your grandfather now?--Oh he for two weeks.A. diedB. has diedC. deadD. has been

问题补充：

--How is your grandfather now?

--Oh, he for two weeks.

A. died

B. has died

C. dead

D. has been dead

答案：

A. died

B. has died

C. dead

(答案→)D. has been dead

解析：die为不延续性动词不能跟段时间连用但be dead 系表结构可以延续，所以选D。