Afeatherfallsslowert的知识精选

 Afeatherfallsslowerthanastoneonlybecausetheairholdsthe...
问题详情: Afeatherfallsslowerthanastoneonlybecausetheairholdsthefeatherbackmorethanit______thestone.A.does           B.holds           C.will            D.is【回答】A...
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