Supply the correct verb form: Simple past or Present perfect. 9.-This is my house. -How long…….you (live) ................................. here? -I (live) ........................................ here since 1970. 10. He (live) ........................ in London for two years and then (go)................... to Edinburgh. 11.- You (wear) .................................your hair long when you were at school? -Yes, my mother (insist) .......................on it. 12. But when I (leave).................. school I (cut)................. my hair and (wear) ................... it short ever since. 13. My brother (write)................ several plays. He just (finish).................... his second tragedy. 14. I (not see).......................................... him for three years. I wonder where he is. 15. He (not smoke)...................................... for two weeks. He is trying to give it up. 16. Chopin (compose)........................................... some of his music in Majorca. 17. -When he (arrive).............................................? - He (arrive) .................................... at 2.00. 18. You (lock) ........................ the door before you left the house? 19. I (read)....................his books when I was at school. I (enjoy) ...................them very much. 20. I can't go out because I (not finish)....................................... my work.