sein
to be
Irregular
Special Features:
- This verb has a stem vowel change in certain forms
Present Tense Conjugation
ich
bin
I to be
du
bist
you to be (informal)
er/sie/es
ist
he/she/it to bes
wir
sind
we to be
ihr
seid
you to be (plural informal)
sie/Sie
sind
they/you to be (formal)
Perfect Tense (Perfekt)
Auxiliary Verb:
sein
Past Participle:
gewesen
Example:
ich sein gewesen
I have to be(past)
Example Sentences
"Ich bin müde. Wir sind in Berlin."
"I am tired. We are in Berlin."
Usage Notes
The most important irregular verb in German. Used as auxiliary for perfect tense with motion verbs.
Related Topics
Difficulty Level
sein
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