问题描述：
Where are the Greens,may I ask?Well,they to England,They there for nearly a week now.
Where are the Greens,may I ask?Well,they to England,They there for nearly a week now.A,have been,have been,B,have been,have gone.C,have gone.have been,D,have gone.have gone.选哪个?为啥?
Where are the Greens,may I ask?Well,they to England,They there for nearly a week now.A,have been,have been,B,have been,have gone.C,have gone.have been,D,have gone.have gone.选哪个?为啥?
问题解答：
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