单项选择题

A．6390319.
B．6930913.
C．6930319.
D．6933019.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Free round tickets.B．Airline credit.C．Ticket discounts.D．Membership card.
A．Free round tickets.
B．Airline credit.
C．Ticket discounts.
D．Membership card.
单项选择题
A．Mechanic problems.B．The weather.C．The fact that the crew is not ready.D．The fact that the flight is overbooked.
A．Mechanic problems.
B．The weather.
C．The fact that the crew is not ready.
D．The fact that the flight is overbooked.
相关试题