To _____ the ambiguity of a horn or buzzer, a voice message system is used in most airliners.
To _____ the ambiguity of a horn or buzzer, a voice message system is used in most airliners.
What measures did the other airliners take after the incident?
What measures did the other airliners take after the incident?
People expect that ______. A: the airliners of today would eventually be replaced by helicopters B: helicopters would someday be able to transport large number of people from place to place as airliners are now doing C: the imaginations fired by the Russian engineer's invention would become a reality in the future D: their fantastic expectations about helicopters could be fulfilled by airliners of today
People expect that ______. A: the airliners of today would eventually be replaced by helicopters B: helicopters would someday be able to transport large number of people from place to place as airliners are now doing C: the imaginations fired by the Russian engineer's invention would become a reality in the future D: their fantastic expectations about helicopters could be fulfilled by airliners of today
According to the passage, people expect that______. A: helicopters could eventually replace the airliners of today B: their imaginations fired by the Russian engineer's invention would be realized in the future C: their fantastic expectations about helicopters could be fulfilled by airliners of today D: helicopters would someday be able to carry millions of people from place to place as airliners are now doing
According to the passage, people expect that______. A: helicopters could eventually replace the airliners of today B: their imaginations fired by the Russian engineer's invention would be realized in the future C: their fantastic expectations about helicopters could be fulfilled by airliners of today D: helicopters would someday be able to carry millions of people from place to place as airliners are now doing
To _____ the ambiguity of a horn or buzzer, a voice message system is used in most airliners. A: prevent B: abolish C: cancel D: eliminate
To _____ the ambiguity of a horn or buzzer, a voice message system is used in most airliners. A: prevent B: abolish C: cancel D: eliminate
Most modern cockpits are ________, except on some small aircraft, and cockpits on large airliners are also separated from the cabin.
Most modern cockpits are ________, except on some small aircraft, and cockpits on large airliners are also separated from the cabin.
词汇与结构 The _____of autopilots to airliners with more than twenty seats is generally made mandatory by international aviation regulations.
词汇与结构 The _____of autopilots to airliners with more than twenty seats is generally made mandatory by international aviation regulations.
词汇与结构The _____of autopilots to airliners with more than twenty seats is generally made mandatory by international aviation regulations. A: fitting B: filter C: fit D: fitment
词汇与结构The _____of autopilots to airliners with more than twenty seats is generally made mandatory by international aviation regulations. A: fitting B: filter C: fit D: fitment
Cabin crew and passengers on airliners have been injured when ________ around inside an aircraft cabin during extreme turbulence. A: tossed B: went C: rushed D: shook
Cabin crew and passengers on airliners have been injured when ________ around inside an aircraft cabin during extreme turbulence. A: tossed B: went C: rushed D: shook
What measures did the other airliners take after the incident? A: Forbid the use of Samsung smartphone in flight B: Forbid the passengers to use Samsung Galaxy Note 7 C: Request all the passengers to put the phones in their checked luggage. D: Safety instructions are revised to include a notice about Samsung devices
What measures did the other airliners take after the incident? A: Forbid the use of Samsung smartphone in flight B: Forbid the passengers to use Samsung Galaxy Note 7 C: Request all the passengers to put the phones in their checked luggage. D: Safety instructions are revised to include a notice about Samsung devices