Nack: Good morning, Mary.
Mary: Hi. Good morning, Nack.
Nack: How's doing today?
Mary: I'm good.
Nack: Today is the first day of a week.
Mary: Exactly.
Nack: Have you eaten breakfast this morning?
Mary: Of course yes.
Nack: What did you eat?
Mary: I ate a sandwich.
Nack: Good.
