In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. Questions 1 to 3 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions. Now listen to the conversation. Why are they happy to hear the weather forecast for Friday
A．After class, they are planning to go skiing. B．Class will be canceled because of bad weather. C．The professor will hold class by the lake on campus. D．They will be able to take a class trip.