Are you Mr. Simpson? Yes; I am, and he is Mr. Anderson.
Are you Mrs. Spencer? No; I am not. She is Mrs. Spencer. I am Mrs. Brown.
Are you Mis Lolita del Rio? Yes; I am, and this young lady is my sister.
Who are you? I am your friend. Are your a friend of mine? Yes; I am.
Who is he? He is the boss; he is not my boss, he is your boss, but not mine.
Are you our waiter? Yes, sir; I am your waiter.
Is this our wine? Yes, madam; this is your wine.
I am a man. We are men. She is a girl. We are friends. We are sisters. We are brothers. We are cousins.
This is my wife. That is your husband. Those are your sons, and these are my daughters.