We
Anthony is a chef.
You
Shakira is a singer.
Lisa and Susan are nurses.
She
Are you doctors?
Is she our boss?
Is he our classmate?
Are you Lisa?
I am an engineer.
I
We are students.
Are they architects?
He
Are
So, I'm not a singer.
Yes, I am. / No, I'm not.
No, he isn't. / Yes, he is.
So, we are not doctors.
So, she isn't a doctor.
Am
Are
No, we aren't. / Yes, we are.
Is
Is
So, he isn't a teacher.
So, they aren't chefs.
No, she isn't./ Yes, she is.
No, they're not. / Yes, they are.