来自黄竹青的问题
ThisEnglishsong_____bythegirlsafterclass.A.oftensingsB.oftensangC.isoftensangD.isoftensungsing的过去式和过去分词是什么啊?为什么不选B呢?
ThisEnglishsong_____bythegirlsafterclass.
A.oftensingsB.oftensang
C.isoftensangD.isoftensung
sing的过去式和过去分词是什么啊?为什么不选B呢?
