Compare the pictures of the classroom before and after the summer. Whats different? Whats the windows. Помогите пожалуйста написать 5 текстов...? Пожалуйста..

During summer, windows are mostly opened to allow more air because of the excess head, but after summer when the cold is returning, the windows are mostly closed to prevent the present hot air in the room leaving through the window to rather make the room warm