Confusing structures Hello everybody, I´ve got 2 question. All this structures meaning the same. 1.- What is the diference between all of them? 2.- What is the rule for write each one? 3.- What is the more common? I've just seen this email I've just started an email I would just change I've just work here on italki I just got started In some of them the verv in past participle and is used, but in others no. Thanks for your answers. Regards.