2 they saw their friends at the weekend
3 she spoke to her friend at 8 o'clock last night
4 he started learning the guitar in July
5 They had a party on 5th of May
6 last year we went holiday in the autumn
7 yesterday i did my homework in the morning
если что:saw тоже самое что и see
spoke-speak
had-have
went-go
did-do но только в прошедшем времени!!