Помогите с 15 вопроса, плиз!!!

13. Katy doesn't write letters every day. 14. She is eating my biscuit. 15. Did you see your friend yesterday? 16. Did your father go on a business trip last month? 17. What did Nick do yesterday? 18. When does Nick get up every morning? 19. Where will your mother go tomorrow? 20. I will invite my friends to come to my place tomorrow. 21. He will not play the piano tomorow. 22. We saw a very good film last sunday. 23.Does your mother cook every day? 24. We made a fire last summer. 25. I spent last summer at the seaside. 26. Where did you spend last summer? 27. They haven't started there meal.