Нужно просто проставить напротив предложений времена. present indefinite, present continuous, past indefinite, future indefinite. 1. i (am writing) a letter now. 2. why did not you ( read) this book last year? 3. paul ( misses) the trolleybus yesterday evening. 4. our family usually ( has/have) breakfast at 7 o`clock. 5. with whom will the children ( go) to the circus tomorrow? 6. what berries are they ( picking) up now? 7. which of your sisters (does not like) to play badminton? 8. whom did you ( invite) to the birthday party yesterday? 9. how much bread do/does your family (eat) every day? 10 which of your friends sometimes ( keeps) to a diet? 11. when did mike last ( learn) the english text by heart? 12. we (are arriving) at the railway station now. 13. why your sister (does not like) to play with dolls? 14. i (am looking) through english texts now. 15. did hellen (lock) the door yesterday evening? 16. will i ( help) him with geography next week? 17. what time are we (leaving) spain for turkey tomorrow evening? 18. why are you ( laughing) now? 19 whose glasses is she ( wearing) now? 20. why did not willy (catch) the plane the day before yesterday? 21 what cake does his mother usually ( make) for a birth day party? 22. which of your friends (is joinig) the army now? 23 i (do not like) to look for anything. 24 where do they usually ( celebrate) new year? 25 with whom does he always ( take) the underground? 26 what animal are the children ( watching) now? 27 where will we ( turn) in ten minutes?