Present Perfect Subjunctive
- Refers to actions or situations that may have occurred before the action in the main verb
- Ex. have worked.; has worled.;have collected.;haven't participated.
- Present Perfect Subjunctive, use the present subjunctive of the verb haber with a past participle: haya, hayas, haya, hayamos, hayan.
- Present Perfect Subjunctive uses the same regular and irregular past participles and perfect tenses as you have used and seen in the past.