题目内容
【题目】Look! The twins ____________ a toy plane at home. ( )
A.is playingB.playC.are playing
【答案】C
【解析】
略
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题目内容
【题目】Look! The twins ____________ a toy plane at home. ( )
A.is playingB.playC.are playing
【答案】C
【解析】
略