[Q]: W: Good morning. How much should I pay for these books to be sent to New York? M: Hm, 20 dollars. Anything else? W: Yes, a two-dollar stamp, please. M: That will be 22 dollars all together. W: Here's 25. M: Thank you. And here's the change. W: Thank you. M: You're welcome. What was said before this conversation?
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[A]: M: Good morning, Madam. What can I do for you?

[Q]: M: Sure I did. They certainly beat going around with a wallet full of big bills. But carrying lots of cash is still very common among some older people traveling abroad. What was said before this conversation?
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[A]: W: Did you use credit cards on your vacation last month in Europe?

[Q]: W: Oh, he's not too bad. I've had worse teachers. M: Doesn't he give us too much homework? W: Yes. He does give us a lot. What was said before this conversation?
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[A]: M: I don't like our new teacher. Do you?

[Q]: W: My brother and I had a birthday for my sister last night. So I didn't have much sleep. M: Where did you have the party? W: It was at my uncle's house. M: Did you go back home very late? W: Not really. But when I was home, I had to start typing a literature paper that was due first thing in the morning. M: Couldn't you do it today? W: No, our professor said she wouldn't accept any late papers. M: Then how did you manage it? W: Well, I just turned my paper in, and now I'm going home to bed. See you! What was said before this conversation?
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[A]:
M: Are you feeling all right, Mary? You look a little tired.