相关题目
It is occasionally necessary to cancel the takeoff clearance due to （ ） ．
It is important to ensure that the phraseology employed during the taxi maneuvers cannot be interpreted as a takeoff clearance since （ ） ．
Some aircraft may be required to carry out （ ） prior to departure and are not always ready for takeoff when reaching the holding point．
When several runways are in use and there is any possibility that the pilot may be confused as to which one to use, the （ ） should be stated in the takeoff clearance．
Where all aircraft acknowledge receipt of the ATIS broadcast, the controller does not need to pass （ ） to the pilot when giving taxi instructions．
Taxi instructions issued by a controller will always contain （ ） ．
Where no ATIS is provided, the pilot usually asks for current aerodrome information （ ） ．
On initial contact, ATC will routinely provide the pilot with wind, runway, and altimeter information unless （ ） ．
After providing a transponder code, the approach control may ask the pilot “squawk ident”. This means （ ） ．
（ ） is the ATC function that provides separation and sequencing of inbound aircraft. It also provides traffic advisories or safety alerts when necessary．
