какое количество теплоты выделяется при сгорании 2 кг дров?

ПОМОГИТЕ, ПОЖАЛУЙСТА! :) 

Раскройте скобки, употребляя глаголы в Present Continuous или в Present Simple.

1. I (to read) books in the evening. 2. I (not to read) books in the morning. 3. I (to write) an exer­cise now. 4. I (not to write) a letter now. 5. They (to play) in the yard now. 6. They (not to play) in the street now. 7. They (to play) in the room now? 8. He (to help) his mother every day. 9. He (to help) his mother every day? 10. He (not to help) his mother every day. 11. You (to go) to school on Sunday? 12. My friend (not to like) to play football. 13.1 (not to read) now. 14. He (to sleep) now? 15.We (not to go) to the country in winter. 16.My sister (to eat) sweets every day. 17. She (not to eat) sweets now. 18. They (to do) their homework in the afternoon. 19. They (not to go) for a walk in the evening. 20. My father (not to work) on Sunday. 21. He (to work) every day.