[Q]: M: 6.50 dollars for each. But 12 dollars for two. They are really nice. What was said before this conversation?
****
[A]: W: They are very nice shirts. How much are they?
input: Please answer the following: W: I did. But he said he had something important to do tonight. What was said before this conversation?
++++++++++
output: M: Did you invite John to your birthday party?
Please answer this: M: I hear she also knows a few words in Chinese and French. What was said before this conversation?
++++++++
Answer: W: Mary is fluent in English and she's just started to learn Japanese.
Problem: W: Sorry, I haven't got a pen. Wang Gang has got one. What was said before this conversation?

A: M: Excuse me, Li Ping. May I borrow your pen?
Problem: Given the question: W: No, I changed my job last year. Now I work in an office as a secretary. What was said before this conversation?
++++++++++++++++++++++++++++++++
The answer is:
M: Are you still a teacher, Jane?
Problem: M: Oh, I think he is in trouble. What was said before this conversation?

A:
F: Excuse me, Mr. Smith. Is my son doing well in his lessons?