二、对话理解,请听对话,根据其内容选择最佳答案,每组对话读两次(5分)
( )6.A、25 minutes B、35 minutes C、By bus
( )7.A、December 20th B、November 21st C、December 21st
( )8.A、Once a week B、Once a month C、Twice a week
( )9.A、She is an English teacher
B、She is a doctor C、She is a math teacher
( )10.A、Some beautiful places B、Summer holiday
C、Their homework