F: Mike, I'm calling to ask you if you go for a walk with me at the park tonight. ,M: That depends. I will go to the cinema with Tom this afternoon. If I come back early, I will take a walk with you.
(A) F: Okay, we can see the movie first and then you can have a walk with Tom. (B) F: All right, call me when you finish the film. If you have time, we can go for a walk at the park nearby. (C) F: Can I join the walk with you and Tom? I feel so tired that I need some fresh air. (D) F: I am afraid I did not quite catch what you were saying. Please repeat it.
B