Problem: M: You'd better take a taxi. What was said before this conversation?

A: W: It's too late for me to catch a bus.

Problem: M: Yes, but you have to revise some parts of it, I'm afraid, if you want to get it published. What was said before this conversation?

A: W: Have you finished reading my research report? I put it on your desk last week.

Problem: W: I have lunch and dinner there, but I always skip breakfast. What was said before this conversation?

A: M: Do you have your break, lunch and dinner at the cafeteria?

Problem: W: I know. And he's quite successful. What was said before this conversation?

A:
M: Johnson worked as a salesman for five years. Then he became a newspaperman. After that he started a company himself.