1.They met at the station two hours ago.
2.Where did you spend last Sunday?
3.We were in a hurry because only twenty minutes were left before the beginning of the perfomance.
4.I was playing the violin when my friend came in. He invited me to the theatre and I accepted the invitation with pleasure.
5.He rang up his friend and asked him about the homework.
6.When I came to the theatre, my friend already was waiting for me.
7.Last Sunday we went skiing in the country. There was already a lot of snow in the fields and we enjoyed ourselves. We were skiing for two hours and a half.