Back to the old school MP3 player, how does it work with the answering machine?

Hello there, I bought another Intenso MP3 player, but it only plays each song for 10 seconds. I've read up on the AB settings, but I don't understand how that's supposed to work. I've tried everything: while a song is playing, it plays for up to 10 seconds and then the next one starts… Do…

Past or future?

Hello everyone. I always thought " ab " (from) explained an event that would happen in the present/future. But sometimes I see sentences where it's used in the past tense, e.g.: I started working at 9 a.m. // Yesterday I was awake from six o'clock (can I use "since"?).