超星 - L15 过关检测：词汇与结构 - 查题吧

单选题

With four dimensional approach clearances for commercial aircraft, _______ is the fourth dimension.

A. time
B. altitude
C. speed
D. direction

单选题

Ground Control is responsible for the airport "movement" areas, as well as areas not _____to the airlines or other users.

A. borrowed
B. rent
C. released
D. lend

单选题

52.An airport includes all taxiways, inactive runways, holding areas, and some transitional aprons or intersections where aircraft arrive, having _____the runway.

A. left
B. vacated
C. started
D. landed

单选题

Any aircraft, vehicle, or person walking or working in airport areas is required to have_____from Ground Control.

A. clearance
B. permitted
C. allowed
D. approval

单选题

GMR is used by Ground Control as an _____tool to control ground traffic, particularly at night or in poor visibility.

A. another
B. additional
C. important
D. vital

单选题

The most important concept of IFR flying is that separation is maintained ____of weather conditions.

A. no matter
B. whatever
C. regardless
D. however

单选题

ATC monitors IFR flights on radar, or through aircraft position reports in areas where radar____is not available.

A. cover
B. coverage
C. service
D. monitor

单选题

In the United States, a flight operating under IFR is required to provide position reports if ATC advises a pilot that the plane is not ____on radar.

A. available
B. audible
C. visible
D. able

单选题

A clearance always____a clearance limit, which is the farthest the aircraft can fly without a new clearance.

A. specifies
B. defines
C. details
D. describles

单选题

Aircraft separates themselves from each other by using charted minimum altitudes to avoid ____and obstacles.

A. mountains
B. waters
C. ground
D. terrain

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