Вопрос по английскому языку:

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.