Is he a teacher?
No, he isn't.
Is she a pilot?
Yes, she is.
.
She's a student.
.
She's a teacher.
.
She is a doctor.
Is she a cook?
No, she isn't.
.
He's a cook.
Is she a doctor?
No, she isn't.
Is he a student?
No, he isn't.
.
She is a pilot.
.
He is a firefighter.
Is she a teacher?
Yes, she is.