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¥ 1.0
prior to first class....................................................................................................................................100% after the first but prior to the second class.......................................................................................80% after the second but prior to the third class.....................................................................................60% after the third but prior to the fourth class........................................................................................ 40% after the fourth but prior to the fifth class.........................................................................................20% after the fifth class.........................................................................................................................no refund
夏季2024年研究生学习课程上市
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