题目内容

Airport security provides defense by attempting to stop would-be _____ from bringing weapons or bombs into the airport.

A. strangers
B. attackers
C. gardeners
D. frontiers

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A runway _____ is an incident where an unauthorized aircraft, vehicle or person is on a runway.

A. incursion
B. collusion
C. collision
D. concision

_____ runways provide both horizontal and vertical guidance for instrument approaches.

A. instrument
B. visual
C. precision
D. non-precision

The _____ runway is the runway at an airport that is in use for takeoffs and landings.

A. positive
B. inactive
C. negative
D. active

A (An) _____ assists in planning flight paths, taking into account weather,aircraft performance and loading, landing conditions and other conditions.

A. air traffic controller
B. flight attendant
C. flight dispatcher
D. mechanic