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“当……”上课的乐曲声又奏响了,一阵熟悉的脚步声由远及近,那是蔡老师。只见她手拿一叠试卷,笑容满面地走进了教
“When ...” The music of the class re-played again, a familiar footsteps from far and near, that is Tsai. I saw her holding a stack of papers, smiling into the teaching