Why didn"t you give the wallet to the man at once?He ____ before l realized it was his.A.had been disappearedB.has disappearedC.had disappearedD.has been disappeared我选D 这两个有什么区别?

Why didn"t you give the wallet to the man at once?He ____ before l realized it was his.A.had been disappearedB.has disappearedC.had disappearedD.has been disappeared我选D 这两个有什么区别?
Why didn"t you give the wallet to the man at once?
He ____ before l realized it was his.
A.had been disappeared
B.has disappeared
C.had disappeared
D.has been disappeared
我选D 这两个有什么区别?

Why didn"t you give the wallet to the man at once?He ____ before l realized it was his.A.had been disappearedB.has disappearedC.had disappearedD.has been disappeared我选D 这两个有什么区别?
disappeared 是瞬间动词
而 D中 has been 是用于一种持续状态