It’s basically it’s asking you about you but i’ll translate it for you 1: Right now i live in _____,but when i was younger i lived in ______. 2: When i was little i liked_______, but know i like _______. 3: When i was 10 years old I wanted to be ________. Now I wanna be ______. 4: When i was younger i played (sport)_______. Now i play 5: When i was younger my favorite tv show was _______. Now it’s _______.
In general terms, “ser” is used to refer to facts and characteristics and “estar” is used to describe perceptions and opinions, but the use of the two verbs is much more complex than it seems at first sight and each one has uses specific and special needs to be learned.