Use have or has plus a past participle to discuss experience without naming a finished past time. Ever is common in questions and never says the experience has not happened.
Practical examples
Have you ever visited Edinburgh?
هل سبق أن زرت إدنبرة؟
I have never tried this dish.
لم أجرب هذا الطبق من قبل.
She has worked in a hotel.
سبق أن عملت في فندق.