독일어를 배우기 전, CEFR에 대해 알아보자

array(10) { [0]=> object(stdClass)#4442 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "XdeJrtK6fMg" ["related_video_title"]=> string(53) "나혼자 끝내는 독학 독일어 첫걸음 Tag 01" ["posted_time"]=> string(19) "8 лет назад" ["channelName"]=> string(9) "독독독" } [1]=> object(stdClass)#4415 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "b6vslj6XEL4" ["related_video_title"]=> string(75) "[시원스쿨 독일어] 퍼펙트 독일어 원어민 발음 강의 - 1강" ["posted_time"]=> string(19) "8 лет назад" ["channelName"]=> string(22) "시원스쿨 독일어" } [2]=> object(stdClass)#4440 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "PIq-vfKj5uo" ["related_video_title"]=> string(64) "독일어 시험 :: 내가 봐야 하는 시험은 무엇일까?" ["posted_time"]=> string(19) "7 лет назад" ["channelName"]=> string(16) "YOUTH _in_Berlin" } [3]=> object(stdClass)#4447 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "PiBzGnvZzOY" ["related_video_title"]=> string(69) "독일 생활비 총정리 | 13분이면 쌉가능😎 [다독다독]" ["posted_time"]=> string(25) "2 месяца назад" ["channelName"]=> string(9) "독독독" } [4]=> object(stdClass)#4426 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "rGDOcJzoujM" ["related_video_title"]=> string(108) "다니엘과 함께 알아보는 주한독일문화원의 모든 것 (어학강좌, 문화행사, 도서관)" ["posted_time"]=> string(21) "3 года назад" ["channelName"]=> string(21) "Goethe-Institut Korea" } [5]=> object(stdClass)#4444 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "WCwFdwct0Ag" ["related_video_title"]=> string(62) "독일어공부법 1부 :: 단어, 읽기, 듣기 공부하기" ["posted_time"]=> string(19) "7 лет назад" ["channelName"]=> string(16) "YOUTH _in_Berlin" } [6]=> object(stdClass)#4439 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "t7Khq2PHLGQ" ["related_video_title"]=> string(129) "“어디로 간다”할 때 사용하는 전치사들 왜 이렇게 많을까요? nach,zu,in,auf,an 정리해봅시다!" ["posted_time"]=> string(19) "7 лет назад" ["channelName"]=> string(23) "STERNSTUNDE [키키쌤]" } [7]=> object(stdClass)#4449 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "IEHJqQoaYq0" ["related_video_title"]=> string(94) "Почему вы НЕ МОЖЕТЕ выучить язык? (неудобная ПРАВДА)" ["posted_time"]=> string(22) "11 дней назад" ["channelName"]=> string(14) "Evgeny Eroshev" } [8]=> object(stdClass)#4425 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "blWdjRUPP6E" ["related_video_title"]=> string(72) "Разведчик о том, как использовать людей" ["posted_time"]=> string(25) "3 недели назад" ["channelName"]=> string(18) "Коллектив" } [9]=> object(stdClass)#4443 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "SaAuwHfr8us" ["related_video_title"]=> string(89) "Познер: Как выучить иностранный язык. Работает!!!" ["posted_time"]=> string(19) "7 лет назад" ["channelName"]=> string(30) "Канал со смыслом" } }