超星 - 词汇学习二 - 查题吧

单选题

The weather conditions required for flight under VFR are known as ______.

A. IMC
B. VMC
C. IFR
D. VRF

单选题

The weather conditions required for flight under IFR are known as ______.

A. IMC
B. VMC
C. IFR
D. VRF

单选题

The most important concept of IFR flying is _____.

A. distance
B. altitude
C. separation
D. visibility

单选题

A flight clearance is based on all the following but ______.

A. route
B. altitude
C. time
D. destination

单选题

In controlled airspace, _____ separates aircrafts from obstacles.

ATC
B. pilots
C. dispatchers
D. mechanics

单选题

ATC monitors IFR flights by relying either on _____ or aircraft position reports.

A. radar
B. instruments
C. sensations
D. visual references

单选题

Aircraft position reports are traditionally sent as _______ transmission.

A. video
B. radio
C. pictures
D. text

单选题

A flight operating under IFR is required to fall back to ______ if advised radar contact lost.

A. position reports
B. instruments
C. sensations
D. visual references

单选题

When flying over the thunderstorms, the aircraft may ______ CAT above the cloud.

A. meet
B. see
C. encounter
D. run into

单选题

______ is the farthest the aircraft can fly without a new clearance.

A. clearance
B. instruction
C. clearance limit
D. altitude

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