1. they … (play) computer games at 5 o’clock yesterday. 2. my sister … (read) her book the whole morning yesterday. 3. he … (write) the letter to his pen-friend when i … (phone) him. 4. the boy … (change) his t-shirt by that 5. … you … (receive) the fax message before you left the office. 6. bob … (do) already his work when his mother … (phone) him. 7. why (do/does) they learn poems by heart? 8. the girl (to tell) us about her work at 3 o’clock tomorrow. 9. i … (do) not see ann yesterday. 10. how long (have/did) you lived there?