Zusammenfassung der Ressource
present perfect
- We use it for actions in the past that are important in the present.
- the auxiliary verb "to have" is used in the present and the past participle of the verb.
- Subject + auxiliary verb (to have) + past participle ...
- Affirmative
sentences
- Subject + auxiliary verb (to have) + "not" + past participle
- Negative sentences
- Auxiliary verb (to have) + subject + past participle ...?
- Interrogative sentences
- it is used as auxiliary
have / has
- grammar structure have / has + past
participle of the verb
- prepositions are used as
- YET ,ONLY, EVER ,ALREADY