M: Mary, it's you. You come back to New York so soon. Did you enjoy yourself during the holiday? ,F: Very much. I visited many places of interest in Australia. ,M: Australia? I thought you had been to Canada.
(A) F: Don't miss me too much. I'm going back to London from my vacation in America. (B) F: You remember wrong. I went to Australia. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: You are right! I had been to Canada for my holiday.
B