首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your t
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your t
admin
2017-05-17
59
问题
Few people expect luxury while flying, but these days, even the basics seem to be in bad shape. It’s not uncommon to find your tray table broken, the in-flight entertainment system not working and your seat 【T1】______ worn—all of which can make you think, how old is this plane anyway?
The reality for many U.S. air travelers is that most of their journeys take place on planes that have been in service for a【T2】______ or more.
The average age of the fleet of the seven large U.S. passenger airlines is about 14 years old, according to The Airline Monitor. It found American and Delta/Northwest had the oldest fleets, at about 16 years on average. As of the end of 2008, a small percentage of the 【T3】______Delta/Northwest’s planes dated back to the late 1960s. U.S. fleets are among the oldest in the world, said Richard Aboulafia, an【T4】______ analyst.
"I’m not really sure that people should read that much into that," Aboulafia said. "From a safety【T5】______, a lot of the older planes were built tougher and with proper【T6】______, there’s no reason why a plane can’t stay safe for 25 to 30 years."
It’s also important to remember that a plane may be 20 years old, but its engines and other major systems could have been recently 【T7】______ or upgraded, said Aboulafia. There’s less pressure on the airlines to【T8】______ the【T9】______, unless it’s a safety【T10】______ or a redesign that will save money.
【T8】
选项
答案
upgrade
解析
转载请注明原文地址:https://www.kaotiyun.com/show/S9DK777K
0
专业英语四级
相关试题推荐
CivilservantisnowthehottestwordinChina,andthousandsofpeoplearecompetingforonepositionofthiskind.Whatdoyou
Whydoesthewomangotoseeherprofessor?
ThespeakercomparestheInternetto
Friendship友谊Friendshipisasilenttransformeroflife;/arelationshipthatstaysaliveonlytillthetimeitisnourish
MusicMusicistheabstractartofarrangingvocalorinstrumentalsounds/inamannerthatproducesaflowing,/unifieda
Inthesentence"Whenthepolicemanarrived,thehousewasfoundbrokeninto",theitalicizedpartisa(n)______.
MakingandWritingWordsI.AbriefintroductionA.Makingwordsisconceptuallyanengagingandeffectiveinstructionaltask.
A、Heattachedmoreimportancetofootballthanhisgirlfriend.B、Hehasbrokenupwithhisgirlfriendbecauseofsports.C、Hisg
[A]finance[I]intimate[B]switched[J]decline[C]Consistently[K]professional[D]structure[L]Consequently[E]junior
Non-governmentalOrganizationinDenmarkTodayDenmarkhasoneofthehighestproportionsofassociationmembershipinthew
随机试题
通过分析过去三个月内英镑兑美元的汇率,得到汇率均值为1英镑=1.64美元,汇率波动标准差为250个基点。假设英镑兑美元的汇率波动基本符合正态分布,则预期未来三个月中,英镑兑美元的汇率有95%的可能性处于()美元之间。
承揽人将其承揽的主要工作交由第三人完成的,该第三人完成的工作成果由第三人自行负责。()
导游服务与其他服务具有哪些不同的特点?
男性,9岁,母领诊,并介绍:孩子刚满6岁时不知为什么出现频繁眨眼,当时去当地医院眼科就诊,医生说是眼皮干燥,服用鱼肝油后症状缓解。8岁时,不敢单独睡,半夜醒来会跑到父母房间,说是做噩梦。持续数月后,连奥特曼的动画片也不敢看,说是怕鬼怪。父母也没有在意,以为
坐知千里对于()相当于()对于决心
2015年6月,全国全社会用电量占上半年的比重与去年相比:
Iwasanxiouslyexpectedyourletter,andatlast【M1】______ithasreachedtome.Iamverygladtoknowthat【M2
Iwasnotaloneinmyknowledge;thewomanhadalsoseenmyfather’seyesgleamingwith______pride.
HistoryofweatherforecastingEarlymethodsAlmanacsconnectedtheweatherwiththepositionsofdifferent【L3
SIGG’strendyaluminumwaterbottleshavescoredalotoffreeadvertisinginrecentyears.SIGGhasbeen【67】formorethan100y
最新回复
(
0
)