问题描述：
---Is the old man still alive?
---I'm sorry he's _______.
A.died B.dead
选A还是B,要有理由,本人认为是B（has died),但答案是A,疑惑.
---I'm sorry he's _______.
A.died B.dead
选A还是B,要有理由,本人认为是B（has died),但答案是A,疑惑.
问题解答：
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