No, she isn't. She is from Argentina.
Is she from Uruguay?
Yes, they are. They are friends.
Are they friends?
Yes, he is. Tom is in my class.
Is Tom in your class?
No, it isn't. My nickname is not Bob.
Is your nickname Bob?
No, it isn't. Her nickname is Sue.
Is her nickname Susy?
Yes, it is. Camila's phone number is 555-987
Is Camila's phone number 555-987?
Yes, he is. He is a doctor.
Is he a doctor?