Überlegungen zu wissen 購買德國居住證明
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 lautlos need to improve your level, you may need more (check how long does it take to reach the testing level). 第三部分Exchanging information，考試時間大約兩分三十秒