1. travelled
2. was preparing, was washing
3. Did you have
4. was having, rang
5. were you doing, were waiting
6. finished, walked, found
7. Have you seen
8. Have you read
9. arrived, checked
10. received
11. have been
12. were having, started
13. have grown
14. hasn’t finished
15. was waiting, got off
16. was, lived
