读“某特大城市某干道(市区 郊区)双向车道车速变化曲线图”，完成下面小题。

  注意：1)．邀请信的开头和结尾已给出，不计入总词数。

        2)．邀请信需包含所有要点。可适当发挥。

        3)．邀请信中不得出现真实姓名和校名。

Dear Miss Smith,

    I will have my 13^th birthday party in my house at 6 p.m. on 10 July. I would like to invite you to the party.

    This is how you get to my house.              I am looking forward to seeing you at the party.

Yours,

Suzy

35÷7____    6       8×6____48    7×7____47    40÷5____7

岭____     侧____     峰____     腊____    柳____

铃____     测____     锋____     惜____    抑____

“南北对话”中的“北”指的是（   ）