откройте скобки и поставьте глагол в правильную временную форму ( the Past Simple or the Present Perfect).
1. He (live) in St. Petersburg for two years and then (go) to Siberia. 2. When he (arrive)?- He (arrive) at 2 o'clock. 3. I (read) this book when I was at school. 4. I can't go with you because I (not finish) my lessons yet.

1. He has been living in St .Petersburg.../ went2. When he arrived ? He arrived at 2 o'clock3. I was reading ...4. ...I have not finished my lessons yet.