Mary: What did you do yesterday?
Nack: I slept early last night because I was tired and I have an appointment at this morining.
Mary: What appointment do you have?
Nack: It's a meeting.
Mary: Okay.
Mary: What did you do yesterday?
Nack: I slept early last night because I was tired and I have an appointment at this morining.
Mary: What appointment do you have?
Nack: It's a meeting.
Mary: Okay.