【单选题】

{{I}}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.{{/I}} Why does the man suggest going to the library together

A、He has to finish a paper.
B．He is just kidding.
C．He hates going to movies.
D．He wants to help the woman with her coursework.