1 They went to the museum after they had finished their work.
2 They got lost because they hadn't taken a map with them.
3 She had already arranged to go to Edinburgh so she didn't come with us to York.
4 Terry had worked in the cellar since morning and he felt very tired.
5 He hadn't slept for two days and felt exhausted.
6 Her eyes were red. Had she cried?
7 She had lived in New York for ten years before she decided to move to London.