1. agatha christie (be) a famous writer. * 2. i (play) computer games yesterday. * 3. we (rest) yesterday. * 4. one of her brothers (make) a tour of europe last summer. * 5. i (buy) a book at the shop yesterday. * 6. last sunday we (go) to the theatre. * 7. we (wash) the floor in our flat yesterday. * 8. yesterday he (write) a letter to his friend. * 9. they (meet) at the station two hours ago. * 10. they (translate) a difficult text yesterday. * 11. we (travel) around europe last year. * 12. he (come) home a minute ago. * 13. i (read) this book last year. * 14. last year we (work) very much. * 15. columbus (discover) america 500 years ago.