M: Hi Jessie. Do you have any plans for next weekend? ,F: Not at all, David. ,M: Do you want to join me to go mountain climbing next weekend? ,F: Mountain climbing? Me? ,M: Yes, you.
(A) F: Mountain climbing in the summer holiday? It would be too hot to go, dad. (B) F: I have plans a fortnight later, so I can't join. Why don't you go next weekend? (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: Thank you for inviting me to mountain climbing, but I have plans next weekend.
C