1 When do your lessons begin? Do your lessons begin at 9 o'clock or at 8 o'clock? Do your lessons begin at 9 o'clock?Our lessons begin at 9 o'clock, don't they?
2. My future profession is a nurse, isn't it? What is your future profession? Is your future profession a nurse?is Your future profession a nusre or doctor?
3 They have written a letter to their friends this week, haven't they? Have they written a letter to their friends this week? Have they written a letter to their friends or to their parents this week? What they have written to their friends this week?
4 We lived in Moscow two years ago, didn't we? Did We live in Moscow two years ago? Where Did We live two years ago?Did we live in Moscow or in St.Petersburg two years ago?
5 She is reading an interesting book now, isn't she? Is she reading an interesting book now? What is she reading now? Is she reading an interesting book or magazine now?