Task: Dialogue Generation
Input (English): F: The Summer Palace is one of the most famous imperial gardens in China. During various wars, it suffered extensive damage though. ,M: It's a surprise that the Summer Palace is so well preserved.
(A) F: I don't think the Old Summer Palace is  well-preserved during various wars. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: I agree with you that the Temple of Heaven has been damaged during various wars. (D) F: Most people hold the same idea as you that the Peking Duck was the target of wars.
Output (English): B