At aerodrome with separate Ground and Tower, the aircraft are usually transferred to Tower _______ .
A.on leaving the taxiway
B.on lining up on the runway
C.at or approaching the holding point
D.at the pilot’s request
正确答案是C
At aerodrome with separate Ground and Tower, the aircraft are usually transferred to Tower _______ .
A.on leaving the taxiway
B.on lining up on the runway
C.at or approaching the holding point
D.at the pilot’s request
正确答案是C