Chuyển các câu hỏi dạng đảo có - không sang câu bị động

26. De they teach English here?
27. Will you invite her to your wedding party?
28. Has Tom finished the work?
29. Did the teacher give some exercises?
30. Have they changed the window of the laboratory?
31. Is she going to write a poem?
32. Is she making big cakes for the party?
33. Are the police making inquires about the thief?
34. Must we finish the test before ten?
35. Will buses bring the children home?
36. Have vou finished vour homework?