更多"[单选题]If frost is not removed from t"的相关试题:
[单选题]_______ means the average forward horizontal distance, from the cockpit of an aircraft in flight, at which prominent unlighted objects may be seen and identified by day and prominent lighted objects may be seen and identified by night.
A.VIS
B.RVR
C.TODA
D.DH
[单选题]_______ is an aerodrome specified in the flight plan to which a flight may proceed when it becomes inadvisable to land at the aerodrome of intended landing.
A.landing aerodrome
B.Aerodrome in use
C.Alternate aerodrome
D.Planned aerodrome
[单项选择]In the Middle West, frost may appear in ______.
A. late spring
B. early spring
C. late summer
D. early autumn
[单项选择]What is not the reason that may cause the loss of heating
A. Rock music.
B. Air-raid siren.
C. Portable stereos.
D. A coffee-room conversation.
[单项选择]Parents who speak ______ may cause their children to become confused.
A. angrily
B. equivocally
C. aggressively
D. abnormally
[单项选择]We can safely conclude that ______ may cause educational problems.
A. test obsession
B. standardized tests
C. test-taking
D. preparation for mandated state tests
[判断题] May I check the name list on the flight assignment? ( )
A.正确
B.错误
[单选题]_______ is a power-driven heavier-than-air aircraft, deriving its lift in flight chiefly from aerodynamic reactions on surfaces which remain fixed under given conditions of flight.
A.Tail
B.Wing
C.Aeroplane
D.Engine
[单选题]The accommodation and reception of the flight crew undertaking the special flight is the responsibility of _______ . The local airport or aeronautical station may also have authorization to fulfill this task.
A.regional ATMB
B.airlines
C.CAAC
D.air force
[单项选择]In communication one may shift from formal English to informal English or from standard English to non-standard English. This is known as ______.
A. code-switching
B. language planning
C. politeness strategies
D. bilingualism
[单项选择]Although heroes may come from different cultures, they ______.
A. generally process certain inspiring characteristics
B. probably share some weaknesses of ordinary people
C. are often influenced by previous generations
D. all unknowingly attract a large number of fans
[单项选择]From the passage we may infer that the smallest delivery unit in the postal system in U. S.
A. A．is a ______. a state.
[单项选择]From this article, we may draw the conclusion that
[单项选择]We may conclude from the statement "And the driver will not show the least sign of anxiety" that ______.
[单选题]When pilot sets a pressure of _______mb for altimeter setting, that may be used to indicate a cruise flight level.
A.29.92
B.1013.2
C.1013
D.1013.1
[单项选择]Man may destroy the balance of nature, but from time to time, nature takes a ter rible （）.
A. attack
B. threat
C. lesson
D. revenge
