Are you from Russia?
Are they teachers?
Are you busy?
They are from Russia.
They are students.
You aren't busy.
They are Frenchmen.
I am a student.
I am not married.
I am English.
I am from Russia.
I am writer.
I am from Moscow.
I am a doctor.
She is married.
He is from Spain.
Is she German?
He isn't Russian. He is Scotch.
She is single.
He is married.
She is my sister.