To Be and To Have in German Grammar

Two of the most important verbs in German are sein (to be) and haben (to have). They are used constantly in everyday speech, basic sentences, and all major tenses. Mastering these two verbs is essential for anyone learning German.

Both verbs are irregular, which means they do not follow the normal conjugation patterns. Because of this, they must be learned and practiced early.

The Verb “sein” (to be)

The verb sein is used to describe identity, state, condition, origin, time, and location.

Present Tense (Präsens)

Examples:

• Ich bin müde.
• Sie ist Lehrerin.
• Wir sind in Berlin.

The Verb “haben” (to have)

The verb haben is used to talk about possession, relationships, feelings, and experiences. It is also one of the most important auxiliary verbs in German.

Present Tense (Präsens)

Examples:

• Ich habe Zeit.
• Er hat ein Auto.
• Wir haben Hunger.

“sein” vs “haben” — When to Use Which?

Both verbs are used as main verbs, but they are also used as auxiliary verbs in the perfect tense (Perfekt).

Past Tense Forms

Präteritum (Simple Past)

Examples:

• Ich war gestern zu Hause.
• Wir hatten keine Zeit.

Perfect Tense (Perfekt)

• sein → gewesen
• haben → gehabt

Examples:

• Ich bin gewesen müde.
• Sie hat viel Arbeit gehabt.

Common Expressions with “sein” and “haben”

• Ich bin alt / jung.
• Ich habe Angst.
• Wir sind bereit.
• Er hat Recht.

Common Mistakes

• ❌ Ich bin 20 Jahre → ✅ Ich bin 20 Jahre alt
• ❌ Ich habe kalt → ✅ Mir ist kalt
• ❌ Ich bin Hunger → ✅ Ich habe Hunger
• ❌ Ich war geboren → ✅ Ich bin geboren

Summary

• sein = to be (identity, state, movement)
• haben = to have (possession, feelings)
• Both verbs are irregular
• Both are used as auxiliary verbs
• Essential for all German tenses