The lamb already. It_ for 2 days.
A. has died , has been dead
B. died, has been dead
C. has been dead, died
D. died , has died
网友回答
(答案→)A. has died , has been dead
B. died, has been dead
C. has been dead, died
D. died , has died
解析：在现在完成时中，要用延续性动词，与for+一段时间，die是短暂性动词，必须用be +形容词状态表示延续性，短暂性动词不能与for+一段时间连用，故选A