补全对话:
A:excuse me
B:yes?-----------?A:could you please tell me the way to the weiyoung lake?
A;sure.------------.go along this street .then ture left at second crossing.
A;oh!i'm sorry .i can't follow you ------------.
B;ok go on until you reach the end of the street,then you'll find it.
A;-------------------?
B;no it isn't it will only take you tenminutes to walk there.