1. Pete has a brother. 3. They have ahospital. 5. We have somechalk in the box. 7. Oleg has some exer-cise-books in the desk. Сделать в отрицательной форме
1. Pete has not a brother.
3. They have not a hospital.
5. We have not chalk in the box.
7. Oleg has not exercise-books in the desk.