Questions 7 to 10 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now, listen to the conversation. At the very beginning of the conversation, what do the two speakers do
A．They drink to their old times and acquaintance. B．They talk about their old crowds and old gangs. C．They talk about their old times and acquaintance. D．They meet and talk with each other’s old friends.