Mark the letter A, B, C, D on your answer sheet to indicate the correct answer to each of the following questions. 

Passengers are asked to store any carry-on luggage  _________  in the overhead bins and fasten their seat belts prior to takeoff.

Suy nghĩ và trả lời câu hỏi trước khi xem đáp án

ATNETWORK
ADMICRO
YOMEDIA
ZUNIA9