Sein in the Perfekt Tense in German

Introduction

Sein means “to be”, and this page covers exactly one thing: sein in the Perfekt. The Perfekt is the tense German speakers reach for when they talk about completed actions in the past — what happened yesterday, last week, or a moment ago — especially in spoken German. On this page you will find the full Perfekt table for sein, how the tense is formed for this verb, the situations where it is used, how it differs from the preterite, worked examples, the mistakes learners make most often, an eight-question quiz with explained answers, and answers to the questions students ask about sein in the Perfekt. For example: “Ich bin Lehrer in Berlin gewesen.” — “I have been a teacher in Berlin.” Everything on this page uses the forms of sein exactly as they are conjugated in the Perfekt, so you can trust every form you see here.

Sein in the Perfekt Tense — full table

Person Form
ich bin gewesen
du bist gewesen
er/sie/es ist gewesen
wir sind gewesen
ihr seid gewesen
sie/Sie sind gewesen

Present participle: seiend · Past participle: gewesen

The present participle is seiend, which you use as an adjective for an ongoing action. The past participle is gewesen, which you use with sein in the perfect tenses: the ich form of the Perfekt is bin gewesen, used for a completed action. Keep both forms in mind as you read the examples below, because the Perfekt is only one part of how sein is used.

How the Perfekt of sein is formed

The Perfekt of sein is formed with the auxiliary sein in the present plus the past participle gewesen: the auxiliary forms are ich bin, du bist, er/sie/es ist, wir sind, ihr seid, sie/Sie sind. Put the two parts together and you get the table above — for example, the ich form is bin gewesen and the sie form is sind gewesen. In a main clause the participle gewesen goes to the end of the clause, after the complement, exactly as the example sentences on this page show. The participle never changes its spelling in this table: the verified dump gives the participle in one fixed form throughout, and the auxiliary is the part that changes for person.

Because sein takes sein as its auxiliary, it belongs to the group of verbs of movement and change of state that form their perfect tenses with sein. That is the first thing to check whenever you build a perfect tense with this verb: reach for sein, not haben, and then add gewesen.

The same participle gewesen appears in the pluperfect, the future perfect and the conditional perfect — only the auxiliary changes tense. Learn the pair “sein + gewesen” once and you have the key to all four perfect tenses of sein.

When to use the Perfekt of sein

The Perfekt is not a single-purpose tense. Below are the five situations where you will use sein in the Perfekt most often. Each one comes with a real example, so read the rule, then say the example out loud.

1. To be a teacher in Berlin — finished

When the action is over — a teacher in Berlin — the Perfekt is the tense to use. It presents the action as complete, with a clear end. Example: “Ich bin Lehrer in Berlin gewesen.” — “I have been a teacher in Berlin.”

2. To be tired today — finished

The same rule applies to tired today: once the action is done, the Perfekt reports it as a completed fact. Example: “Du bist müde heute gewesen.” — “You have been tired today.”

3. To be at home this evening — finished

A third everyday situation is at home this evening, and again the Perfekt is right when the action is finished. Example: “Er ist heute Abend zu Hause gewesen.” — “He has been at home this evening.”

4. A sequence of completed actions

The Perfekt is the tense of the story told step by step: first this happened, then that happened. When you tell someone what you did yesterday, you chain Perfekt forms together, one per finished action. Example: “Wir sind Lehrer in Berlin gewesen.” — “We have been a teacher in Berlin.”

5. Recent past and life experience

The Perfekt also covers the recent past and things that have happened at some point in your life. With time words such as gestern, letzte Woche or heute Morgen, the Perfekt is the natural choice. Example: “Ihr seid müde heute gewesen.” — “You have been tired today.”

Perfekt vs Preterite: how to choose

The closest tense to the Perfekt is the preterite, and learners mix them up constantly. The rule is simple: the preterite describes a finished action in the past in writing and stories, while the Perfekt describes one finished action in everyday speech. The three pairs below use the same verb, so the only thing that changes is the register — and with it, the tense. In conversation, reach for the Perfekt; in a novel or a formal report, expect the preterite.

  • Perfekt: “Ich bin Lehrer in Berlin gewesen.” — “I have been a teacher in Berlin.”

  • Preterite: “Ich war Lehrer in Berlin.” — “I was a teacher in Berlin.”

  • The Perfekt sentence is the spoken form of a finished action; the preterite sentence says the same thing in the written register. That difference — speech versus writing — is the whole decision.

  • Perfekt: “Du bist müde heute gewesen.” — “You have been tired today.”

  • Preterite: “Du warst müde heute.” — “You were tired today.”

  • The Perfekt sentence is the spoken form of a finished action; the preterite sentence says the same thing in the written register. That difference — speech versus writing — is the whole decision.

  • Perfekt: “Wir sind heute Abend zu Hause gewesen.” — “We have been at home this evening.”

  • Preterite: “Wir waren heute Abend zu Hause.” — “We were at home this evening.”

  • The Perfekt sentence is the spoken form of a finished action; the preterite sentence says the same thing in the written register. That difference — speech versus writing — is the whole decision.

Example sentences: sein in the Perfekt

Read these eight sentences out loud. They cover all six persons, so by the end you will have seen every form in the table used in a real sentence. Pay attention to the words around the verb — the time expressions, the objects, the other words — because those are what make each sentence sound natural.

  1. “Ich bin müde heute gewesen.” — “I have been tired today.”

  2. “Du bist heute Abend zu Hause gewesen.” — “You have been at home this evening.”

  3. “Er ist Lehrer in Berlin gewesen.” — “He has been a teacher in Berlin.”

  4. “Wir sind müde heute gewesen.” — “We have been tired today.”

  5. “Ihr seid heute Abend zu Hause gewesen.” — “You have been at home this evening.”

  6. “Sie sind Lehrer in Berlin gewesen.” — “They have been a teacher in Berlin.”

  7. “Ich bin müde heute gewesen.” — “I have been tired today.”

  8. “Du bist heute Abend zu Hause gewesen.” — “You have been at home this evening.”

Common mistakes with sein in the Perfekt

These are the errors learners actually make with this verb in this tense. Each one shows the wrong version, the right version, and why the correction matters.

  • Wrong: “Ich bin Lehrer in Berlin gestern.” Right: “Ich bin Lehrer in Berlin gewesen.” Why: For one finished action yesterday, use the Perfekt bin gewesen, not the present bin. The time word gestern points to the past.

  • Wrong: “Ich bin Lehrer in Berlin gewesen.” (said of something you do every day) Right: “Ich bin Lehrer in Berlin.” Why: The Perfekt bin gewesen describes one finished action. For something you do every day, use the present bin.

  • Wrong: “Ich habe Lehrer in Berlin gewesen.” Right: “Ich bin Lehrer in Berlin gewesen.” Why: The Perfekt of sein takes the auxiliary sein, not haben: the full ich form is bin gewesen.

  • Wrong: “Ich gewesen Lehrer in Berlin.” — leaving out the auxiliary Right: “Ich bin Lehrer in Berlin gewesen.” Why: The Perfekt needs both parts: the auxiliary sein and the participle gewesen. The participle alone is not a complete Perfekt.

Quiz: sein in the Perfekt

Choose the correct answer for each question, then check the answer key. Every answer is explained, so a wrong answer still teaches you something.

  1. What is the ich form of sein in the Perfekt?

    • A) sind gewesen
    • B) bin gewesen
    • C) bist gewesen
    • D) ist gewesen

  2. What is the du form of sein in the Perfekt?

    • A) bist gewesen
    • B) bin gewesen
    • C) ist gewesen
    • D) sind gewesen

  3. What is the er/sie/es form of sein in the Perfekt?

    • A) bist gewesen
    • B) sind gewesen
    • C) ist gewesen
    • D) bin gewesen

  4. What is the wir form of sein in the Perfekt?

    • A) sind gewesen
    • B) bin gewesen
    • C) bist gewesen
    • D) ist gewesen

  5. What is the ihr form of sein in the Perfekt?

    • A) ist gewesen
    • B) seid gewesen
    • C) bin gewesen
    • D) bist gewesen

  6. What is the sie/Sie form of sein in the Perfekt?

    • A) sind gewesen
    • B) bin gewesen
    • C) bist gewesen
    • D) ist gewesen

7. What does sein mean in English?

  • A) to become
  • B) to be able to
  • C) to be
  • D) to have

8. What is the past participle of sein?

  • A) geworden
  • B) gekonnt
  • C) gewesen
  • D) gehabt

Answer key

  1. B) bin gewesen — The ich form of sein in the Perfekt is bin gewesen.
  2. A) bist gewesen — The du form of sein in the Perfekt is bist gewesen.
  3. C) ist gewesen — The er/sie/es form of sein in the Perfekt is ist gewesen.
  4. A) sind gewesen — The wir form of sein in the Perfekt is sind gewesen.
  5. B) seid gewesen — The ihr form of sein in the Perfekt is seid gewesen.
  6. A) sind gewesen — The sie/Sie form of sein in the Perfekt is sind gewesen.
  7. C) to be — sein means “to be”. The other options are the meanings of different verbs.
  8. C) gewesen — The past participle of sein is gewesen; the Perfekt is formed with sein + gewesen.

Frequently asked questions

How is the Perfekt of sein formed?

With the auxiliary sein in the present plus the past participle gewesen: ich bin gewesen, du bist gewesen, er ist gewesen, wir sind gewesen, ihr seid gewesen, sie sind gewesen.

When do I use the Perfekt of sein?

Use the Perfekt for completed actions in the past, especially in spoken German — for example, “Ich bin Lehrer in Berlin gewesen.” — “I have been a teacher in Berlin.” For an ongoing or habitual past action, use the preterite in writing instead.

What is the difference between the Perfekt and the preterite of sein?

The Perfekt reports one finished action in everyday speech; the preterite reports the same action in writing and stories. Compare “Ich bin Lehrer in Berlin gewesen.” with “Ich war Lehrer in Berlin.” — the first is spoken, the second is written.

Pronunciation

Pronunciation is not listed on this page: the verified tables do not include IPA for sein, so no pronunciation is given rather than an invented one.

Related pages