Present Perfect (compound) tense
Click on all the links one at a time to learn about the present perfect
(El verbo Tiene dos partes; el participio y el verbo auxiliar)
helping verb exercise http://www.studyspanish.com/practice/presperfect.h...
http://quizlet.com/8689189/scatter to practice irregular participles
do the following quiz and then click submit at bottom http://www.quia.com/quiz/276418.html?AP_rand=15321...
Next: practice ( link from mas arriba) with answers in drop down boxes
practice: rewrite the sentence into present perfect tense