Note
Sie is the formal version of you which you we use with everybody except close friends, family or children. Once we get more friendly with people, we might offer them or they might offer to us to use du instead.Usages of Sie
Wie heissen Sie?
What's your name? (polite)
Setzen Sie sich!
Sit down! (formal)
Setzen Sie sich doch zu mir!
Why don't you sit down with me!?!
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