A、  B、  C、  B句子是确认是否可以预订这周末的机票的否定疑问句。

When is the orientation for our employees?
(A)It starts at 9 o’clock.
(B)No, it was informative.
(C)They’re all fully employed.

Couldn’t you get a flight this weekend?
(A)Something light, please.
(B)No, all the seats were booked.
(C)The arrival time is noon.