CCA101identified10miles__theairfield（）
A. southwest of
B. to southwestern
C. the southwestern of
D. to southwest of
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CCA101,reducespeedto230knotsdue（）
A. separation
B. sequencing
C. flow control
D. all of above
ACKNOWLEDGE”means（）
A. let me know that you have received this message
B. let me know that you have understood this message
C. let me know that you have received and understood this message
D. let me know whether you received this message
CSN3290,holdshortofRWY22,traffic（）
A. in sight
B. on base
C. is close
D. on final
CES5152,proceedoffset3miles__untilOC（）
A. right of track
B. rightside
C. at right
D. track right
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