Переведите на английский язык, употребляя глагол to be в Present Simple. [2]

1) Are you a student? No, I'm a doctor.2) My sister is at home.3) We are not at school. We are at home.4) My brother is a pupil. He is at school.5) Is your mother at home? No, she is at work.6) Is your cousin at home? No,he is at school. He is pupil.7) Is your sister a teacher? No, she is a student.8) Is your father at wokr? No,he is at home.9) Is your sister a typewriter? — Yes, she is. — Is she at home? — No, she is at work.10) My grandfather is a scientist.11) My mother is not a teacher. She is a doctor. She is a very good doctor.