2                                                                                                                              3                                                                                                                              4                                                                                                                              5                                                                                                                              6                                                                                                                              7                                                                                                                              8                                                                                                                              9                                                                                                                             10                                                                                                                              11                                                                                                                              12                                                                                                                              13                                                                                                                               14                                                                                                                                15                обучающие и позновательное видео.