•   2022-10-20Guten Tag! 1.4 Conversations: Greetings!-In the office
•   2022-10-20Guten Tag! 1.3 "Sie" or "du?"
•   2022-10-20Guten Tag! 1.2 Saying goodbye
•   2022-10-20Guten Tag! 1.1 Saying hello