The Flight Level given in the clearance had to be changed due to conflicting traffic so I said: CCA 1058, _______ flight level 280.
A.disregard
B.recleared
C.maintain
D.expedite
正确答案是B
The Flight Level given in the clearance had to be changed due to conflicting traffic so I said: CCA 1058, _______ flight level 280.
A.disregard
B.recleared
C.maintain
D.expedite
正确答案是B