She isn't a teacher, He isn't a pupil, He is a fireman, She is a teacher, Is he a pupil?, Is she a teacher?, Is he a fireman?, He isn't a fireman, He is a policeman, He is a pupil, Is he a pilot?, She is a doctor, She isn't a doctor, He isn't a policeman, He is a pilot, He isn't a pilot, Is she a doctor?, Is he a policeman?,

FF1 unit 4

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