F: John, why do you stand by and watch the milk boiling over? ,M: Oh, I'm sorry mom, I was thinking of being taken to London next week.
(A) F: Why do you want to go to China next week? (B) F: Paris is a great place to visit. You should go and have a good time. (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: London is a great place to visit. You should go and have a good time.
D