A、CONVERSATIONS{{/B}}{{I}} In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow.{{/I}}{{I}} Questions 1 to 4 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.{{/I}} What do the speakers mainly discuss A、 A、sick frienD、B、 A、math class. C、School policy.D、The man’s test.