нужно поставить в Present Perfect и Past Simple
1. A:How long ..... You (know) Bill?
B: we (be) friends for a long time. For more than twenty years.
A: .... you .... (Meet) at school?
B: No, we (work) at the same restaurant in 1985.
2. A: where do your parents live?
B: they (live) in Cheltenham since last year. But before that they (live) in London.
A: why ... They .... (Leave) London?
B: because my dad (retire)
3. A: you look tired. How long .... you ... (Be) at work today?
B: since eight o'clock this morning
A: ... You ... (Not go) for lunch with the others?
B: no, I (not have) time

1. have you known2. have been friends 3. did you meet 4. worked  at the same...5. had lived 6. had lived 7. did they leave 8. retired 9. have you been10. did you go 11. didn't have