27. Dad and Mom were talking about ______ the piano then.(A) played (B) is playing (C) playing (D) p

問題詳情

27. Dad and Mom were talking about ______ the piano then.
(A) played
(B) is playing
(C) playing
(D) play

參考答案

答案：C
難度：計算中-1
書單：沒有書單，新增

用户評論

【Tiffany Chang】評論

talk abou.....看完整詳...

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