M: Why don't you buy one yourself? Think how much time you could save. What was said before this conversation?
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Answer: W: I am going to Martha's house. I have a paper to complete. And I need to use her computer.

M: Sure, of course I will. What was said before this conversation?
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Answer: F: Would you mind turning off the radio?

W: Nice to meet you, too! I'm Natasha. Are you British? M: No, I'm an American. Where are you from? W: I am from Russia. What was said before this conversation?
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Answer:
M: Hello, I'm John. Nice to meet you!