Is he a police officer?
Yes, he is.
Is she a farmer?
Yes, she is.
Is he a teacher?
Yes, he is.
Is she a police officer?
No, she isn't. She's a doctor.
Is she a singer?
Yes, she is.
Is she a firefighter?
No, she isn't. She's a teacher.
Is she a farmer?
No, she isn't. She's a firefighter.
Is he a singer?
No, he isn't. He's a farmer.
Is he a pilot??
No, he isn't. He is a builder.
Is he a doctor?
Yes, he is.
Is he a taxi driver?
Yes, he is.
Is he a firefighter?
Yes, he is.
Is he a taxi driver?
No, he isn't. He is a pilot.
Is she a doctor?
No, she isn't. She's a police officer.