超星 - Lesson 13：词汇与结构 - 查题吧

单选题

When the pilot forgets to extend the landing gear, he needs to conduct a _____ landing.

A. flapless
B. gear-up
C. hard
D. crosswind

单选题

The most common cause of gear-up landing is the pilot imply forgetting ______ the landing gear before touch down.

A. extending
B. retracting
C. toextend
D. toretract

单选题

If the airplane lands too fast or too hard in a belly landing, it may _____.

A. disintegrate
B. integrate
C. resolve
D. dissolve

单选题

Belly landings are one of the most common types of aircraft accidents, and are normally not fatal if _____ carefully.

A. executing
B. executed
C. exerting
D. exerted

单选题

A_____ pilot may neglect the gear-up warning lights.

A. distracted
B. distributed
C. distrusted
D. distorted

单选题

An alternative system uses the _____ to engage a warning when the airplane is close to the ground and descending with the gear not down.

A. global positioning system
B. ground proximity warning system
C. instrument landing system
D. engine instrument system

单选题

Pilots have sometimes _____ the landing gear warning horn with the stall warning horn.

A. confounded
B. confounding
C. confused
D. confusing

单选题

Two pilots working as a team provides a sort of human _____ which reduces the workload placed on any one crew member.

A. error
B. redundancy
C. factor
D. aid

单选题

_____, is the same as a crash landing, only on water.

A. Precautionary landing
B. Ditching
C. Forced landing
D. Belly landing

单选题

The _____ is the gentle settling of the airplane onto the landing surface.

A. landing
B. approach
C. touchdown
D. flare

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