1. I phoned home. I arrived in the airport building. (immediately after)
............................................................................................................................................................
2. She had already opened the letter. She realized it wasn't addressed to her. (before)
............................................................................................................................................................
3. The building had almost burnt down. The fire brigade arrived. (by the time)
............................................................................................................................................................
4. We realized that something had gone wrong. We saw him run towards us. (as soon as) ..............................................................................................................................................................
5. I'll give him your message. He will phone (as soon as)
..............................................................................................................................................................
6. We should visit the Duty-Free Shop. Our flight will be called. (before)
..............................................................................................................................................................
7. I'll be dead. They will find a cure for the common cold. (by the time)
..............................................................................................................................................................
8. You'll get a surprise. You will open the door.
..............................................................................................................................................................
9. The Air Traffic Controllers are on strike. We have cancelled our holiday. (as)
..............................................................................................................................................................
10. Could you sell your old computer to me? You have no further usefor it. (seeing (that)
..............................................................................................................................................................
11. She's never in when I phone. I'll have to write to her. (since)
............................................................................................................................................................
12. I've had to have the document translated. I can't read Russian. (since)
............................................................................................................................................................
13. I intend to go for a walk this morning. It's raining (even if)
..............................................................................................................................................................
14. I'd like to help you. I'm afraid won't be able to. (much as)
............................................................................................................................................................
15. Your design is excellent. It isn't suitable for our purposes. (while)
............................................................................................................................................................
16. I try hard to play the piano. I don't seem to improve. (although)
............................................................................................................................................................
17. Chinese is so difficult. It's surprising how many people learn it. (considering that)
............................................................................................................................................................
18. The play was wonderful. The film was a commercial failure. (whereas)
............................................................................................................................................................
19. I arrived at the cinema early so as not to miss the beginning of the film.
............................................................................................................................................................
20. We stood up in order to get a better view of what was happening.
............................................................................................................................................................