1.Helen did (not want) to go to the cinema with us yesterday evening because she had already ( seen) this film.
2.When I ( arrived) at the party some of my friends had already (gone) home.
3.When Jasper ( came) back home yesterday evening his parents ( had not gone) to bed yet.
4During his last holidays Fred (visited) his native town where he (lived / had lived) in his childhood.
5.When Ann (went) to bed yesterday evening she remembered that she ( had not locked) the door yet.
6.Jenny (went) home after lessons yesterday after she ( had made) the classroom clean.
7.Mark (did not explain) the problem until I ( had not explained) it to him.