Помогите пожалуйста, с английским языком

Помогите пожалуйста, с английским языком. Задание: Вставьте глагол to be в соответствующей форме. Текст: 1. George … . a student. 2. We … . on duty today. 3. All students … . present today. 4. My grandparents … . pensioners. 5. This woman … . a housewife. 6. Yesterday the weather … . fine, but tomorrow it … . nasty. 7. Mr. Emmons … . blind. The neighbours … . glad to help him. 8. Tomorrow my husband … . at home. 9. We … . proud of our achievements. 10. The doctor … . busy with the patient. 11. It … . the worst weather anyone remembers. 12. I … . sure he will come in time. 13. She … . late for the lesson last Monday. 14. It … . kind of you to help this blind man. 15. These shoes … . just her size. 16. The lesson … . over soon and you … . free.