[Q]: M: I'm afraid not. I'll be meeting Mr. Green at that time. What was said before this conversation?
****
[A]: F: Can you come and see me at nine o'clock?

[Q]: M: Cheer up. It's already on the 8th floor. W: But I am really tired out. M: Just think it's helpful for our health. W: Possibly, but if I know it was so far up, I wouldn't have suggested walking. What was said before this conversation?
****
[A]: W: Oh, I wish we had taken the lift.

[Q]: Woman: That sounds great. I'll call Jean to see if she likes to join us. What was said before this conversation?
****
[A]: Man: I heard on the radio that it'll be sunny during the holiday weekend. Maybe we can take a trip to Boston.

[Q]: M: But for a new product, such expenses are absolutely necessary. What was said before this conversation?
****
[A]:
W: Advertising on TV will cost a lot of money than on newspaper.