1. Conversational past tense of strong verbs

2. The present perfect tense is normally used in German conversation when talking about things that happened in the past.

3. The present perfect tense is formed by using a form of haben or sein and the past participle of the main verb. The present perfect tense is formed by using a form of haben or sein and the past participle of the main verb. The participle is placed at the end of the clause or sentence. The participle is placed at the end of the clause or sentence. The helping verb haben or sein must agree with the subject of the sentence. The helping verb haben or sein must agree with the subject of the sentence.

4. Formation of the past participle Regular weak verbs form their past participle by adding the prefix “ge”- to the 3 rd person singular form of the verb. Regular weak verbs form their past participle by adding the prefix “ge”- to the 3 rd person singular form of the verb. sagen er sagt gesagt machener machtgemacht suchener suchtgesucht

5. Strong verbs Strong verbs change the stem of the verb in the past and perfect tenses. Strong verbs change the stem of the verb in the past and perfect tenses. 1. Some add the ge to the verb infinitive. (gelaufen) 2. Many change the stem vowel in the participle form. (gedacht) 3. Some are totally irregular. (gewesen) (gewesen)

6. Haben or sein? Most verbs use haben as the auxillary verb. Most verbs use haben as the auxillary verb. Sein is used when the verb shows a change of position or a change of condition. It is also used with 2 verbs of rest, sein and bleiben. Sein is used when the verb shows a change of position or a change of condition. It is also used with 2 verbs of rest, sein and bleiben.