单项选择题
A.Offering different language courses. B.Providing modern training facilities. C.Starting training courses overseas. D.Developing quality standards.
A.upon receiving the application form B.within 3 weeks of their first flight C.before their first flight with Air France D.within 6 months of joining the program
A.if they reserve tickets at a hotel B.if they buy tickets at the airport C.before receiving the Permanent Card D.after receiving the Permanent Card