题目

听下面一段较长对话，回答以下小题。【1】What did Jay do on New Year’s Day?A. He went back home.B. He joined in a parade.C. He stayed with the host family.【2】When is the Rose Parade usually held?A. On January 1st. B. On New Year’s Eve. C. Every Sunday.【3】What are the speakers mainly talking about?A. Pop bands. B. Sports events. C. New Year celebrations. 答案：【答案】【1】 C 【2】 A 【3】 C 【解析】此题为听力题，解析略。【1】此题为听力题，解析略。【2】此题为听力题，解析略。【3】此题为听力题，解析略。（2010•江津区）先化简，再求值：（-）÷，其中x=+1．