4
1 He said that he had sung at a lot of concerts
2 He told her that he had studied music at university
3 He told her that he was learning to play the piano
4 He said that he couldn't play the guitar
5
1 Elena said that she hadn't had time to talk to her friends
2 Tom told me he had always been shy
3 Lorna said that she couldn't understand her home work
4 They said that they were doing their homework together
