18.聽第一段材料,回答第6至8小題. 6.What does Anna want to know? A.The place to go hiking B.The way to the South Hill. C.Something about the trip. 7.When will the speakers leave for South Hill tomorrow morning? A.At 9:00 B.At 8:45. C.At 10:00. 8.What do the speakers do? A.Climbers. B.Workers. C.Students.