听第7段材料,回答第8,9题。 1. What is the speaker? A. A tour guide. B. A bus conductor. C. A ticket seller. 2. How much will a couple with a child aged 10 pay for the tickets? A. $50. B. $65. C. $85. 3. How long does the tour last? A. 1.5 hours. B. 2 hours. C. 3 hours. 4. Where will the tourists get off the bus at the end of the tour? A. At the St. Anthony's Falls. B. At the Nicolet Shopping Center. C. At the Waller Art Center.