We regret to（）you that the video system is not available on this flight.
A.inform
B.talk
C.make
D.speak
正確答案：inform
題目：We regret to（）you that the video system is not available on this flight.
關鍵字：智慧樹
相關試題
1.Our aircraft is now experiencing some（）turbulence.
2.Any passenger who has found a smart phone－－Huawei Mate 20 pro， please（）our flightattendant immediately.
3.the Captain has decided to land at Beijing airport and remain there until weather conditions（）.
4.We willkeep you（）with any information as we receive it.
5.Please pick up your luggage at the（）hall.
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