問題詳情

63 Many airlines operate overbooking policies because a small number of passengers having madetheir bookings, do not________ up for their flights.
(A)carry
(B) sign
(C)take
(D) turn

參考答案

答案：D
難度：非常困難0
統計：A(0),B(0),C(1),D(0),E(0)