M: I just called the travel agent. It's all set on July first. I'm heading for the mountains. ,F: Have you checked the academic calendar carefully? You know, my class won't be over till July seventh.
(A) M: Actually I have no idea when my semester ends. (B) M: Excuse me, could you repeat the question? (C) M: I think you should to reschedule the trip. (D) M: I think you should take your vacation somewhere else.
C