单选题 Please put your carry-on luggage under the seat in front of you or in the ______ compartment.

单选题 We will be serving snacks and ______ during the flight.

单选题 Passengers are required to ______ their seat belts during take-off and landing.

单选题 The cabin crew will ______ the safety demonstration before take-off.

单选题 If you feel ______, please inform a cabin crew immediately.

单选题 We apologize for the flight ______ due to bad weather conditions.

单选题 If you need any assistance, please press the call button above your ______.

单选题 Would you like an ______ or a window seat, sir?