A、 expedite
B、 delay
C、 continue
D、 announce
答案:空
A、 expedite
B、 delay
C、 continue
D、 announce
答案:空
A. VOR and DME
B. ADF and VOR
C. DME and ILS
D. ADF and ILS
A. passing
B. overtaking
C. crossing
D. following
A. permission
B. clearance
C. priority
D. inferiority
A. Advance
B. Revise
C. Report
D. Proceed
A. 100
B. 200
C. 300
D. 400
A. discretion
B. decision
C. mind
D. determination
A. submit
B. fill
C. send
D. transmit
A. lightning
B. hail
C. birds
D. gravel
A. fine
B. poor
C. below the minima
D. marginal
A. climb
B. climbing
C. descend
D. descending