Duration: depending on your current level. If you are already on examination level, 10 teaching units may suffice to familiarize you with the testing format. If you still need to improve your level, you may need more (check how long does it take to reach the testing level). 在成績公佈後的第二個工作天，考生將獲取電子考試證書。 可以如何上訴考試成績？ https://getdocumentschina.co/zai_xian_gou_mai_zheng_shu_/goethe-zertifikat-kaufen