Index of /h5_cdn/concentration/lessons_static/lesson13/lesson8/

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2_complete.mp3                                     29-Jul-2022 11:39               41803
2_question.mp3                                     29-Jul-2022 11:39              180776
2_record.mp3                                       29-Jul-2022 11:39              264659
2_right.mp3                                        29-Jul-2022 11:39               74355
2_wrong.mp3                                        29-Jul-2022 11:39              115045
3_complete.mp3                                     29-Jul-2022 11:39               41803
3_question.mp3                                     29-Jul-2022 11:39              257148
3_record.mp3                                       29-Jul-2022 11:39              354177
3_right.mp3                                        29-Jul-2022 11:39               67469
3_wrong.mp3                                        29-Jul-2022 11:39              104403
bg.jpg                                             29-Jul-2022 11:39               55203
drag_1.png                                         29-Jul-2022 11:39               11489
drag_2.png                                         29-Jul-2022 11:39               20429
drag_3.png                                         29-Jul-2022 11:39               35545
drag_4.png                                         29-Jul-2022 11:39               27522
drop_box.png                                       29-Jul-2022 11:39                1437
multi_choose_tag_1.png                             29-Jul-2022 11:39                1801
pic_2.png                                          29-Jul-2022 11:39               44551