Idid not, почему дальше пишется глагол в настоящем времени(i did not run)?

An essay on the topic "my dream room.since childhood i dream about a room of my dreams. i imagine what it would be. very large, spacious and cozy. i want my room had a photo wallpaper with the motorcycle. i love fast cars, racing cars and motorcycles. now, the main thing in my room is going to be this big wall with a photo of a motorcycle. i think its better to just go retro. because of the year to replace each other retro always in fashion. it is very beautiful. and on the other walls will hang a lot of posts, photos, all of the various articles about these magnificent two-wheeled friends.

1. nobody thought that the book would be so popular with the reader.2. which of you went  to school at the age of six? 3. they are making noise. 4. the newspapers and magazines  we got yesterday were on the table. 5. while doing exercise five i made a few mistakes.  6. have you heard the latest news? 7. she has been interested in   history since her  childhood. 8. the child was grateful to me because i didn’t say who had broken the cup. 9. christmas is my favourite holiday. 10. water is precious in this area and must be paid for.