play with my phone about 40 minutes >> play on my phone for about 40 minutes
know what happen >> know what happens
My work is a IT developer >> I work as an IT developer
play with my Playstation >> play on my Playstation
Very nice pronunciation and speed! It was easy to understand. 😊We play or work ON an electronic device. For example: I worked on the computer for 10 hours today at work. / I played on my Wii.