题目内容
―Ring me at six tomorrow morning, will you?
―Why that early? I ____ then.
A.have slept B.have been sleeping
C.will sleep D.will be sleeping
D

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题目内容
―Ring me at six tomorrow morning, will you?
―Why that early? I ____ then.
A.have slept B.have been sleeping
C.will sleep D.will be sleeping