Ingles present perfect

We use the present perfect to:
We use the present perfect to:
PRESENT PERFECT
PRESENT PERFECT
*Referent to an act56n which happened at anunstated time in the past. The action is more important than time
I’ve been to Germany twice
*Referent to an act56n which happened at an unstated timein the past. The action is more important than time
I’ve been to Germany twice
*Referent an experience
I have guided the alquimist
*Referent anexperience
I have guided the alquimist
*Talk about a past action which has a visible result in the present
My sister is sad
Her cat has alreadydied

*Talk about a past action which has a visible result in the present
My sister is sad
Her cat has already died

*Talk about an actionwhich started in the past and continues up the present
I have studied here for the last three years (still study here)
*Talk about an action whichstarted in the past and continues up the present
I have studied here for the last three years (still study here)
Negative
I haven’t worked
I hvenot worked
Negative
I haven’t worked
I hve not worked
Interrogative
Have you worked
Interrogative
Have you worked
Short Form
I’ve workedShort Form
I’ve worked
Long Form
I have worked
Long Form
I have worked
FORM: We use the present perfect with the auxiliary verb have/has andthe past participle on the main verb.
FORM: We use the present perfect with the auxiliary verb have/has and the past participle on the main verb.