Поставьте предложения в отрицательную форму (present indefinite tense) 1. peter buys a morning newspaper every day. 2. they go to the seaside every summer. 3. it often rains in summer. 4. he usually comes to his office at 9 o’clock. 5. an academic group at the university usually consists of 20-25 students. 6. the sun rises in the east. 7. you prefer going to the forest. 8. this professor delivers lectures at our university. 9. we spend much time at the laboratory. 10. i regularly answer all the letters