1. We were travelling fast when the train suddenly stopped.
2. I met a friend when I was waiting for the bus.
3. We put our coats on and left the house.
4. When the bus stopped we got off.
5. You looked say yesterday because you were crying.
6. Nobody noticed me because they were watching TV.
7. He dropped it and it broke.
1. By the time she arrived at the house, they have already left.
2. When he finished using the computer, we have turned it off.
3. After they went into the cinema, they have bought the tickets.
4. As soon as she did her homework, she had gone to bed.
5. When we ate our meal, we had paid the bill.
6. They unlocked the door and had gone into the house.
1. use
2. didn't use to
3. usually
4. won
5. used to
6. would/ used to (оба подходят)
7. would take