单项选择题
[听力原文] W: When does the next bus for San Francisco leave M: Buses leave for San Francisco every half-hour. You just missed the seven-thirty bus.
A.At 7:30. B.At 8:30. C.At 8:00. D.At 9:00.
A.A sailor. B.A sportsman. C.A soldier. D.A hunter.
A.Apple juice. B.Pineapple juice. C.Orange juice. D.Grapefruit juic