问题描述：
选择正确答案.( )is the chair?_______It'
选择正确答案.( )is the chair?_______It' s blue.A.What.B.What colour C.What' s colour
选择正确答案.( )is the chair?_______It' s blue.A.What.B.What colour C.What' s colour
问题解答：
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