3 they stayed awake before their daughter came home
4. I'm goind to stay here until it's time to go home
5 i'm going to finish working until i'm sixty
6 the meeting started before i arrived
7 we waited until the ambulance came
8 are you going to carry on working at the cafe until you can find a better ...?
9 i'd like to visit the Acropolis before i leave Greece
10 he usually has a big breakfast before he goes to work