单项选择题
A.At the airport. B.At the ticket office. C.At the Travel agency. D.At the store.
A.Teacher and student. B.Fireman and house owner. C.Boss arid employee. D.Husband and wife.
A.Something’vent wrong with the bus. B.She took somebody to hospital. C.She didn’t catch the bus. D.An traffic accident happened to her.