问题 更新时间2023/4/3 12:59:00 Passengers should send their application to Air France____.A、upon receiving the application formB、within 3 weeks of their first flightC、before their first flight with Air FranceD、within 6 months of joining the program 答案 登录 注册 B、within 3 weeks of their first flight 出自:文鼎教育 >> 四川民族学院大学英语 B卷