bill has won first place in the singing competition.----_____.ASo does he BSo has he

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bill has won first place in the singing competition.----_____.ASo does he BSo has he
bill has won first place in the singing competition.----_____.ASo does he BSo has he

bill has won first place in the singing competition.----_____.ASo does he BSo has he
选B.是完成时.
比如:
——Have you … yet
——Yes ,I have already… .
——Has he...
——No,he hasn't.

不愤不启,不悱不发

A和B都错
So he has done.

B 最正确的应用So he has.