4. choose the right form of the verb in brackets. 16. do/ are you work long hours? 17. what do/ are their names? 18. she don't/doesn't have dinner when she is on a diet. 19. there is/are five departments in our firm. 20. do/does you agree with us? 21. mary is/ does giving a presentation to her colleagues now. 22. is/ does there any milk in the house left? 23. he like/ is liking listening to music in the evening. 24. what do/ are you wear/wearing tonight? is/ does your salary high?