Dang hnap de chin sua va luu thay doen... 10. We (not live)_ in England for 2 years now. 11. They (prepare)_ the Christmas dinner at the moment. at the 12. George (work)_ university so far. 13. She (learn) 14. Look! That man (try) German for two years. to open the door of your car. 15. Listen! They (learn)_ song. 16. David (repair)_ the TV set at the moment. He (work)_at it for one hour. 17. I can't because I (not finish) homework yet. go 18. John (wash)_ now. He just (repair)_ a new with you my his hands the bike. 19. I (work) at my report since Monday. Now I (write)_the conclusion. 20. The earth (circle)_ the sun