問題詳情

22.(Error correction) The
(A) “walking piano” is a musical
(B) instrumentinvents
(C) in 1976 by
(D) Philadelphia artist and inventorRemo Saraceni.

參考答案

答案:C
難度:適中0.57277
統計:A(15),B(62),C(122),D(7),E(0)

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