Choose the best verb in the sentences below.
1. i talked / was talking so much that i got confused and put sugar on my burger instead of salt.
2. we did see each other again but i never admitted what happened / had happened.
3. one day, after i was working / had been working at the hotel for a few weeks they had a big dinner event.
4. they asked me to wait on the tables. but i wasn't doing / hadn't done any training as a waiter so i was very nervous.
5. i served / was serving vegetables at a table when suddenly i tripped and fell.
6. they had travelled / had been travelling for a while when the train stopped at a station.
7. she got on another train which was going / had gone back to wales