Mapa mental
present perfect
Contenido del mapa
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