17.Does Mr Green take them to the cinema on Sunday ?-------------------------------------------------------- 18.They ask him many questions------------------------------------------------------------------------------------------ 19.people don’t keep those books -------------------------------------------------------------------------------------- 20.Do they write a novel in the room ?------------------------------------------------------------------------------- 20.Mr Hai doesn’t plant these trees in the yard ------------------------------------------------------------------- 21.Did they explain this point to you?---------------------------------------------------------------------- 22.Nobody takes these books outside---------------------------------------------------------------------------- 23. Nobody told me about that secret ------------------------------------------------------------------------------ 24. He finished his work yesterday --------------------------------------------------------------------------------- 25. He is planting the trees in front of the yard------------------------------------------------------------------- 26. Mai and Nga are cooking the meal ------------------------------------------------------------------------------ 27 . They are cleaning the room ------------------------------------------------------------------------- Change in to pasive voice 17.Does Mr Green take them to the cinema on Sunday ?-------------------------------------------------------- 18.They ask him many questions------------------------------------------------------------------------------------------ 19.people don’t keep those books -------------------------------------------------------------------------------------- 20.Do they write a novel in the room ?------------------------------------------------------------------------------- 20.Mr Hai doesn’t plant these trees in the yard ------------------------------------------------------------------- 21.Did they explain this point to you?---------------------------------------------------------------------- 22.Nobody takes these books outside---------------------------------------------------------------------------- 23. Nobody told me about that secret ------------------------------------------------------------------------------ 24. He finished his work yesterday --------------------------------------------------------------------------------- 25. He is planting the trees in front of the yard------------------------------------------------------------------- 26. Mai and Nga are cooking the meal ------------------------------------------------------------------------------ 27 . They are cleaning the room -------------------------------------------------------------------------