AYUDA) Rewrite the sentences in the present perfect simple. Example: I went to shops on Saturday. - I have already gone to shops. 1.- I didn't do it yesterday. I _____________________________________ it yet. 2.- We bought the tickets on Monday. We ___________ already ___________ the tickets. 3.- My girlfriend wasn't there. She didn't arrive. My girlfriend isn't here. She _____________________ yet. 4.- The team wasn't successful. They lost. The team isn't successful. They ___________ just ___________. 5.- I didn't find my keys. I couldn't open the door. I _________________ my keys. I can't open the door. 6.- Did the postman deliver the parcel in the morning? _________ the postman ___________ the parcel yet?