Bar service is offered to both first class and economy class passengers for free.
举一反三
- Bar service is offered to both first class and economy class passengers for free. A: 正确 B: 错误
- Sometimes passengers can upgrade their class for free.( )
- Which class will Bruce take? A: First class B: Business class C: Economy class
- Economy class passengers are allowed two carry-on bags.
- All flights have economy class, business class, and first class.