1. You (understand) what we are talking about? 2. Changes (happen) very quickly here. 3. I (brush) my teeth every night. 4. «You often (take) holidays in these parts»? I asked. 5. It is a scene in which Mr Dante, in a white dinner-jacket, (arrive) at the ground floor by lift. 6. I have got to get him to the station. His train (leave) at eleven. 7. «You play your role fine», she said. 8. His temper will not be right until we (be) at home again. 9. How quickly you (leap) to his defense! 10. Why you (not/ go) back home.