听力原文:W: John, I'm going to visit the book fair tomorrow.M: Oh, Kate. I wish I could go
听力原文:W: John, I'm going to visit the book fair tomorrow.
M: Oh, Kate. I wish I could go with you but you know...
What does John mean?
A.John may go with Kate.
B.Nobody can go with John.
C.Kate has to go by herself.