13.听下面一段材料,回答第6-8小题.
6.Where are the speakers?
A.In Water City Restaurant.
B.In Green Park.
C.At the bus stop.
7.Which bus will the speakers take?
A.The No.9bus.
B.The No.19bus.
C.The No.90bus.
8.What will the girl call her mother for?
A.To ask her to play with them in the park.
B.To find out which bus they should take.
C.To ask her to have lunch with them at the restaurant.