Catherine: Samantha Roth is only thirty.
Ruth: Is she? I thought she was thirty-three.
Catherine: Samantha’s birthday was last Thursday.
Ruth: Was it? I thought it was last month.
Catherine: The Roth’s house is worth six hundred thousand.
Ruth: Is it? I thought it was worth three hundred thousand.
Catherine: Ross Roth is the author of a book about moths.
Ruth: Is he? I thought he was a mathematician.
Catherine: I’m so thirsty.
Ruth: Are you? I thought you drank something at the Roth’s.
Catherine: No. Samantha gave me nothing to drink.
Ruth: Shall I buy you a drink?
Catherine: Thank you.